Basic Computer Science MCQ
1. In binary, adding 0 to _________ results in 0.
Correct Answer:
Onezero
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2. The architecture of the world wide web is largely based on ___________s original design.
Correct Answer:
Tim Berners-Lee
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3. The major carriers of network traffic are known collectively as the internet ______.
Correct Answer:
Conductors
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4. When a computer is first started, its ____ firmware is responsible for initializing the computer.
Correct Answer:
BIOSB
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5. Users can change their own passwords by typing passwd with ____ to specify the username.
Correct Answer:
No argument
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6. A(n) ________ is an intent and method to exploit a vulnerability.
Correct Answer:
Threat source
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7. Fonts, colors, and cell styles are organized in _____ categories.
Correct Answer:
Theme and non-theme
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8. In the mac os, the resource ____ stores information about the data.
Correct Answer:
Fork
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9. In the fhs, the _____ directory contains the linux kernel and files used by the boot loader.
Correct Answer:
/boot
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10. In the dining philosophers problem, a philosopher can pick up a fork when ____.
Correct Answer:
There are two available
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11. In order to accomplish serial processing of updates, many dbmss use ____.
Correct Answer:
Locking
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12. In navigation mode, press [tab] or ____ to move to the next field within the same record.
Correct Answer:
[Enter]
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13. The ca periodically distributes a(n) ____ to all users that identifies all revoked certificates.
Correct Answer:
CRL
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14. Perhaps the most common form of protection from unauthorized use of a computer system is the ____.
Correct Answer:
Password
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15. In the ssh suite, the ____________________ command allows a user to log on to a remote computer.
Correct Answer:
Slogin
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16. Possibly the earliest example of a polyalphabetic cipher is the ____ cipher.
Correct Answer:
Vigenére
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17. The contents of query datasheet are permanent. ____________________
Correct Answer:
False
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18. The command, ____ , will copy the contents of chapt1 and chapt2 into a file named section_a.
Correct Answer:
Cat chapt1 chapt2>section_a
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19. The choice to enforce referential integrity is indicated in design view by a thick ____
Correct Answer:
Join line
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20. The branch, publisher, and ____ tables are part of the henry books database.
Correct Answer:
AUTHOR
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21. Oracle recommends _____ for creating audit logs.
Correct Answer:
Triggers
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22. Partial completeness is symbolized by ____.
Correct Answer:
A dotted line
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23. The environment subsystems and the applications run in ____ mode.
Correct Answer:
User
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24. The easiest method for monitoring free space by mounted filesystems is to use the ____ command.
Correct Answer:
Df -
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25. It is the job of the ____ to oversee the removal of software programs on a computer.
Correct Answer:
Operating system
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26. In windows the guest account ________________.
Correct Answer:
All choices apply
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27. In traditional programming, probably the most often used error-handling outcome was to ____.
Correct Answer:
Terminate the program in which the offending statement occurred
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28. The biggest challenge posed by big data is ____.
Correct Answer:
Developing software to analyze the massive amount of data
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29. Ports that are generally used to establish outbound connections are known as ______ ports.
Correct Answer:
Ephemeral
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30. A _______ is a shortcut to a web page saved in a list in the internet explorer desktop application.
Correct Answer:
Favorite
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31. Wireless lans and public hotspots use ____ technology to connect to the internet.
Correct Answer:
WI-FI
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32. A ________ is a network located in your residence that connects to all your digital devices.
Correct Answer:
HAN
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33. A _____ is a permanent telephone connection between two points.
Correct Answer:
Leased line
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34. All of the following are main areas of research in artificial intelligence, except ________.
Correct Answer:
Data mining
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35. All of the following are elements of a database application except ________.
Correct Answer:
Data
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36. All fields in a database should be contained in one table. _________________________
Correct Answer:
False
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37. All devices attached to a network are identified as ____
Correct Answer:
Nodes
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38. All applications operate over a uniform _________.
Correct Answer:
API
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39. A job scheduler based on process priorities and durations is an example of ____.
Correct Answer:
Estimation theory
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40. A forms object name appears on the tab for the form in the access window. ____________________
Correct Answer:
True
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41. A field is a(n) ____ field if it is not part of the primary key.
Correct Answer:
Nonkey Field or Nonkey Attribute
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42. A dropped packet is often referred to as a _____________.
Correct Answer:
Discard
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43. A disk ____ is a bit-by-bit copy of the data from all sectors of a disk.
Correct Answer:
Image
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44. A counter tracks specific information about a(n) ________________.
Correct Answer:
Object
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45. A counter is a(n) ________ that can be incremented or decremented each time a loop runs.
Correct Answer:
Integer variable
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46. A controversial topic today regarding the cost and flow of internet traffic is ________.
Correct Answer:
Net neutrality
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47. A command center should have at least __________ security officers (or command center officers):
Correct Answer:
3
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48. A (n) _____ travels from computer to computer in a network, but it does not usually erase data.
Correct Answer:
Worm
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49. A ______________ is a worker who work occasionally or regularly from a home office.
Correct Answer:
Telecommuter
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50. A ________ is used to travel through a linked list and search for data.
Correct Answer:
Traversal operator
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51. A ________ is used to receive and process thousands of requests from a large number of users.
Correct Answer:
Server farm
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52. A ________ is represented by a 0 or 1. eight together make a byte (i.e., 00101100).
Correct Answer:
Bit
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53. A ____ is several programs simultaneously processing the same i/o stream.
Correct Answer:
Pipeline
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54. A ____ is a workstation that accesses software and data through the network on another computer.
Correct Answer:
Client
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55. A ____ intelligently forwards messages between two or more networks.
Correct Answer:
Router
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56. A ____ connects all lan central nodes in a group of buildings.
Correct Answer:
Zone network
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57. A ____ aggregates multiple dsl subscriber lines and connects them to the carriers co.
Correct Answer:
DSLAM
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58. < b>is an example of an html ________. quizlet
Correct Answer:
Tag
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59. _______________ databases are by far the most popular type of database on the market today.
Correct Answer:
Relational
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60. __________ is a term that refers to the time delay in converting input packets to output packets.
Correct Answer:
Latency
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61. ________ problems are encountered when removing data with transitive dependencies.
Correct Answer:
Deletion
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62. _____ relationships occur when there are multiple relationship paths between related entities.
Correct Answer:
Redundant
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63. _____ refers to the range of frequencies available in any communications channel.
Correct Answer:
Bandwidth
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64. _____ refers to a situation in which keys are managed by a third party, such as a trusted ca.
Correct Answer:
Key escrow
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65. _____ provide(s) companies with a single version of the truth for their data.
Correct Answer:
Master data management
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66. _____ is the body of information and facts about a specific subject.
Correct Answer:
Knowledge
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67. _____ is an open-source operating system whose source code is freely available to everyone.
Correct Answer:
Linux
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68. _____ is a good site to develop your professional network.
Correct Answer:
Linkedin
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69. _____ is a computer crime that involves destroying or disrupting computer services.
Correct Answer:
Sabotage
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70. _____ does not allow changing service or bandwidth because a web site allows illegal media sharing.
Correct Answer:
Net neutrality
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71. ________ is a data structure to store data in sequential order.
Correct Answer:
A list
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72. _____ are conducted media that can be used for both data and voice transmissions.
Correct Answer:
Coaxial cables
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73. _____ allows the linking of devices running on many different platforms.
Correct Answer:
Transmission Control Protocol/Internet Protocol
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74. ____ transmissions are radio signals sent to and from cell phones via cellular (cell) towers.
Correct Answer:
Cellular radio
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75. ____ service offered slightly faster service than dial-up but has today been replaced by dsl.
Correct Answer:
ISDN
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76. ____ routing involves storing all the routing information at one central location.
Correct Answer:
Centralized
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77. ____ published a visual tool to show how deadlock conditions can be modeled using directed graphs.
Correct Answer:
Holt
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78. ____ is the glue that binds private networks together to form the internet and the world wide web.
Correct Answer:
TCP/IP
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79. ____ is a queue reordering technique that can help optimize i/o times.
Correct Answer:
Rescheduling
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80. ____ involves the creation of mathematical equations to calculate various network values.
Correct Answer:
Analytical modeling
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81. ____ implies that no site should depend on another site to perform its database functions.
Correct Answer:
Local autonomy
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82. ____ handles outgoing email messages, determining the paths an email message takes on the internet.
Correct Answer:
SMTP
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83. To stay with the current wi-fi standard, make sure your device is compatible with ____.
Correct Answer:
802.11n
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84. The traffic sent by devices connected to a hub can be captured and decoded by a _________________.
Correct Answer:
Protocol analyzer
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85. The ____ paging policy determines when the pager copies a page from disk to memory.
Correct Answer:
Fetch
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86. The ____ layer forwards messages to their correct destinations.
Correct Answer:
Network
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87. Synchronous communication means that everyone who is communicating must be _____ at the same time.
Correct Answer:
Online
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88. Sustainable mis is a critical part of ________ within a company.
Correct Answer:
Corporate social responsibility
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89. In a paged memory allocation scheme, a page size that is too small will generate ____.
Correct Answer:
Very long Page Map Tables
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90. In ____________________ design, the final program is a collection of interacting objects.
Correct Answer:
Object oriented
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91. If networked, ____ can be accessed by an authorized lan user.
Correct Answer:
All of the above
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92. If a user restarts a computer that is already turned on, it is referred to as a __________.
Correct Answer:
Warm boot
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93. If a tcp socket is ready and listening for incoming connections, it's in the ______ state.
Correct Answer:
LISTEN
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94. If a switch has eight 100-mbps ports, the backplane has to support a total of ____ mbps.
Correct Answer:
800
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95. If a security warning appears when you open a database, tap or click the ____ option button.
Correct Answer:
Enable Content
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96. If 2.5 minutes is the maximum access time for a magnetic tape, ____ is the average access time.
Correct Answer:
1.25 minutes
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97. High speed ________ communication lines use fiber optics
Correct Answer:
OC
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98. By default, windows does not display ____________________ in windows explorer.
Correct Answer:
File extension
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99. Bottlenecks tend to develop ____.
Correct Answer:
When resources reach their capacity
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100. Bcnf can be violated only if the table contains more than one _____ key.
Correct Answer:
Candidate
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101. At tal distributors, there is a ____ relationship between sales reps and customers.
Correct Answer:
One-to-many
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102. As jack explains to kate, a database is a collection of _____ records.
Correct Answer:
Integrated
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103. Arrays are most efficiently processed using _____.
Correct Answer:
Loops 6
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104. Any line that starts with a(n) ____ character is a comment in the /etc/rsyslog.conf file.
Correct Answer:
#
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105. Andrea advises dean to remove unnecessary programs from his computer by using a(n) ____ utility.
Correct Answer:
Uninstall
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106. An operating systems ____ capability supports a division of labor among all the processing units.
Correct Answer:
Multiprocessing
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107. An online drugstore such as drugstore.com is an example of a(n) ________.
Correct Answer:
E-commerce database application
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108. An ip address in the form 197.169.100.1 is called a(n) ________.
Correct Answer:
Dotted quad
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109. An integer format uses ____ bits to represent the number 12,345 in binary form.
Correct Answer:
16
20
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110. An i/o request is called a(n) ____ wait in multiprogramming environments.
Correct Answer:
Natural
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111. An essential tool in linux for technicians is the command line, called _______________.
Correct Answer:
Terminal
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112. An e-mail program creates a(n) ____ document and attaches it to the e-mail message.
Correct Answer:
Multipurpose Internet Mail Extensions (MIME)
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113. An api called ____ is used to pass i/o requests structured in the smb format to a remote computer.
Correct Answer:
NetBIOS
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114. An alternative to the primary key of a table is listed with the ____ abbreviation in dbdl.
Correct Answer:
PK
AK
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115. An administrator can discover the host name assigned to a client by using the ____ utility.
Correct Answer:
Hostname
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116. An _____ shows the objects and how they interact to perform business functions and transactions.
Correct Answer:
Object relationship diagram
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117. An ____ is a data structure that controls how the i/o operation is processed at each step.
Correct Answer:
IRP
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118. Among all video over ip applications ____is perhaps the simplest
Correct Answer:
Streaming video
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119. Almost all mans are based on one of two basic forms of supporting technology: ____ or ethernet.
Correct Answer:
SONET
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120. All primary key entries are unique, and no part of a primary key may be ____.
Correct Answer:
Null
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121. All of the following can be used in an os x file name except ________.
Correct Answer:
:
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122. After a successful compile, you can run the class file on any computer that has a ____.
Correct Answer:
Java language interpreter
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123. Adobe reader works with files stored in standard ____ format.
Correct Answer:
PDF
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124. Actions or schedules that start a program are called _______________ in task scheduler.
Correct Answer:
Triggers
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125. According to moore's law (1965), the ratio of price to performance has ________.
Correct Answer:
Fallen
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126. Access the individual elements in an array by using their ________.
Correct Answer:
Subscripts
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127. Access does not require a table to have a(n) primary key. _________________________
Correct Answer:
True
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128. A(n)_____ is a combination of a hardware configuration and systems software.
Correct Answer:
Computer system platform
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129. The ______ displays by default at the top of the navigation pane when you open file explorer.
Correct Answer:
Quick access list
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130. Virtual environments are stored as _______________.
Correct Answer:
A set of files
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131. Unicode represents more than ____ unique, multilingual characters.
Correct Answer:
65,000
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132. When you copy data from a file on a storage device into ram, you are ____ from the file.
Correct Answer:
Reading
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133. Software companies typically perform _____before releasing a product.
Correct Answer:
All of these
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134. Translating an algorithm into a programming language is called ________.
Correct Answer:
Coding
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135. Within an event-driven program, a component from which an event is generated is the ____.
Correct Answer:
Source of the event
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136. With ____, users are able to store data on internet servers housed in data centers.
Correct Answer:
Cloud computing
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137. Windows task scheduler divides tasks into actions, conditions, and ______________.
Correct Answer:
Triggers
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138. Windows 7 and vista providess a new 3d user interface called the ____ user interface.
Correct Answer:
Aero
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139. When you assign a ____ to a field access
Correct Answer:
Caption
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140. When saving a new database in access 2007-2016 databases, the file extension should be ________.
Correct Answer:
Accdb.
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141. When properly used, inheritance always involves a ____ relationship.
Correct Answer:
Specific-to-specific
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142. When multiple parameters appear in a method header, they constitute a(n) ____.
Correct Answer:
Parameter list
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143. Virtually all dbmss include a ____ for easy data input, modification, and retrieval.
Correct Answer:
User interface
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144. Using moores law, we can gauge how fast ____________ might be in the coming years.
Correct Answer:
Processors
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145. Using a wireless network without the network owner's permission is known as ________.
Correct Answer:
Piggybacking
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146. Using a ______________, packets are delivered to a single node on a network
Correct Answer:
Unicast address
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147. Users in motion, wireless connectivity, and a cloud-based resource are the elements in a ________.
Correct Answer:
Mobile system
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148. Users in motion require all of the following cloud resources except __________.
Correct Answer:
Wireless connectivity
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149. Use _______________ to load minimal, generic and trusted drivers for troubleshooting purposes.
Correct Answer:
Safe mode
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150. Unix/linux systems interpret ____ to mean the parent directory.
Correct Answer:
Dot (..)
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151. Traditional mainframe networks use a ____ topology.
Correct Answer:
Hierarchical
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152. To transfer data packets between two or more networks, a ________ is used.
Correct Answer:
Router
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153. To modify the structure of an existing table, you use the _______________________ statement.
Correct Answer:
Alter table
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154. To generate a surrogate key, microsoft access uses a(n) _____ data type.
Correct Answer:
AutoNumber
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155. Ticket machines, atms, digital cameras, and robotics all use ______ operating systems.
Correct Answer:
Embedded
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156. There are ____ different kill signals that the kill command can send to a certain process.
Correct Answer:
64
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157. The windows task manager can be opened by pressing and holding the ____ keys together.
Correct Answer:
Ctrl, Alt, and Delete
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158. The two operations defined by dijkstra to be performed on a semaphore are ____.
Correct Answer:
P and V
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159. The term ____ is used to label any condition in which one or more optional relationships exist.
Correct Answer:
Optionality
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160. The tcp/ip reference model has ____ layers that roughly correlate to the osis seven layers.
Correct Answer:
Four
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161. The strengths of mac os do not include ____.
Correct Answer:
Its use of resource forks
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162. The start menu includes variously-sized shaded rectangles, called ____ .
Correct Answer:
Tiles
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163. The standard method of specifying the format of web pages is called ________.
Correct Answer:
Hypertext Markup Language (HTML)
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164. The sql command for deleting the storehouse field from the item table is ____.
Correct Answer:
ALTER TABLE Item DROP COLUMN Storehouse ;
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165. The specific content of a field is referred to as the ____.
Correct Answer:
Field value
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166. The siri personal assistant application on apple's iphone 5s is an example of a ________.
Correct Answer:
Natural language processing (NLP) system. data mining.
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167. The secure connection between a vpn server and a vpn client is often referred to as a ________.
Correct Answer:
Tunnel.
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168. The relationship between record types can be depicted graphically with a(n) _________.
Correct Answer:
ERD
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169. The relational models creator, e. f. codd, used the term relation as a synonym for ____.
Correct Answer:
. Table. Attribute
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170. The protocols used to encrypt account names and passwords are called _____ protocols.
Correct Answer:
Authentication
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171. The proper use of ____________________ keys is crucial to controlling data redundancy.
Correct Answer:
Foreign
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172. The process of normalization constructs tables such that every table has a ________.
Correct Answer:
Single theme
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173. The performance tab displays summary usage information for all of the following except ________.
Correct Answer:
Services
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174. The network layer header identifies sending and receiving hosts by their _________________.
Correct Answer:
IP Addreases
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175. The most common technology used with an egocentric virtual environment is _____.
Correct Answer:
A head-mounted display (HMD)
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176. The most common home network is a ________.
Correct Answer:
A token ring LAN
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177. The internet is ________
Correct Answer:
Large network of networks
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178. The internet talks only ____, so users must use software that supports this protocol.
Correct Answer:
IPX/SPX
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179. The international organization for standardization (iso) helps set standards for _____ countries.
Correct Answer:
163
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180. The instantiation of an endpoint in a potential tcp connection is known as a ______.
Correct Answer:
Socket.
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181. The ieee 802.3z standards are also known as ____ ethernet.
Correct Answer:
Switch
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182. The highest level that a satellite can occupy in space is known as ________.
Correct Answer:
Geostationary earth orbit (GEO)
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183. The global positioning system is a network of 21 ________ plus 3 working spares.
Correct Answer:
Satellites
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184. The following is not on the security checklist for installing a wireless router: ____.
Correct Answer:
Change the SSID frequently because SSIDs are not case sensitive
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185. The flowchart shape for a process is a(n) ________.
Correct Answer:
Rectangle
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186. The fixed ipv6 header makes up the first ____ octets or 320 bits of the ipv6 packet.
Correct Answer:
40
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187. The first window displayed when you install opensuse is the ____ window.
Correct Answer:
Boot Options
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188. The first thing to do upon notification of a new software patch is to____.
Correct Answer:
Identify the criticality of the patch
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189. The first task of disk cleanup is to ______________.
Correct Answer:
Calculate the space to be freed up.
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190. The first and simplest recovery method, and the most drastic, is to ____.
Correct Answer:
Terminate every job that's active in the system and restart them from the beginning
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191. The file management program incorporated into recent versions of windows is ____.
Correct Answer:
File Explorer.
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192. The __________ command can be used to quickly catalog a suspect drive.
Correct Answer:
Ls
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193. The _______ process is assigned as the parent to orphan processes.
Correct Answer:
Init
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194. The _____ relationship should be rare in any relational database design.
Correct Answer:
1:1
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195. The _____ pseudo-column is used to select the next value from a sequence.
Correct Answer:
NEXTVAL
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196. The ____ topology consists of a simple cable, or bus, to which all devices attach.
Correct Answer:
Bus/tree
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197. The ____ option to the lpstat command causes a list of printers that are enabled to be displayed.
Correct Answer:
-p
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198. The ____ of an object is an adjective that describes the objects current status.
Correct Answer:
Resemblance
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199. The ____ is cited as a disadvantage of web-based training and distance learning by some educators.
Correct Answer:
Lack of face-to-face contact
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200. The ____ is a fixed number associated with a devices nic.
Correct Answer:
Physical Address
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201. The ____ check box indicates that a file has changed since the last backup.
Correct Answer:
File is ready for archiving
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202. Suppose a new tech startup wants to define the data model. they would then ____.
Correct Answer:
Create the entity-relationship model
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203. Space on the disk is marked as ____________________ if it has not yet been partitioned.
Correct Answer:
Unallocated
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204. Soon more companies may use ________ to help analyze the mountains of big data they're collecting.
Correct Answer:
AaaS
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205. Sonet rings typically have a failover time of ____ milliseconds.
Correct Answer:
50
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206. Software that helps manage a checkbook or prepare taxes is called ________ software.
Correct Answer:
Personal finance
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207. One of the most obvious initial changes in windows vista was the ____ interface.
Correct Answer:
Aero
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208. One advantage of _____ printers is their ability to output realistic objects.
Correct Answer:
3D
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209. Of the three components of access time in a movable-head dasd, ____ is the slowest.
Correct Answer:
Seek time
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210. Of the following normal forms, _____ is mostly of theoretical interest.
Correct Answer:
DKNF
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211. Object attributes are often called ____ to help distinguish them from other variables you might use
Correct Answer:
Constructors
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212. No data entry at all is known as a(n) ____.
Correct Answer:
Null
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213. Network administrators and it managers use network ____ to expose network vulnerabilities.
Correct Answer:
Security audits
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214. Nasa uses _________ to conduct complex modeling and simulations for upcoming missions.
Correct Answer:
Supercomputers
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215. Microsofts ____ technology uses internet explorer as the verification client.
Correct Answer:
Flash
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216. Microsoft's most powerful dbms is ________.
Correct Answer:
SQL Server
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217. Locating and repairing all syntax errors is part of the process of ____ a program.
Correct Answer:
Debugging.
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218. Linux updates are issued free to the public about every ____ months.
Correct Answer:
Six
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219. Linux terminal management conforms to ____ standards, and it also supports pseudo-terminals.
Correct Answer:
POSIX
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220. Linux provides ____ queues and semaphores to allow two processes to synchronize with each other.
Correct Answer:
Wait
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221. A(n) ____________________ is a filtering program that stops pop-up ads from displaying on webpages.
Correct Answer:
Blocker
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222. A(n) ____________________ contains a specific piece of information within a record.
Correct Answer:
Field
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223. A(n) _______________ includes one or more statements that can potentially raise an exception.
Correct Answer:
Try block
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224. A(n) ______________ allows several unrelated processes to use the pipe for communication.
Correct Answer:
Anonymous pipe.
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225. A(n) _________ is a connection point in a network.
Correct Answer:
Node
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226. A(n) ________ improves over time by learning from its interactions.
Correct Answer:
Cognitive computing system.
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227. A(n) _______ is a collection of related data organized in a way that facilitates data searches.
Correct Answer:
Database
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228. A(n) _______ broadcasts messages to all devices connected to a lan.
Correct Answer:
Hub.
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229. A(n) _____ is a set of rules for how data is handled as it travels along a communications channel.
Correct Answer:
Protocol.
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230. A(n) ____ method is a method that creates and initializes class objects.
Correct Answer:
Arguments.
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231. A(n) ____ is an ordered arrangement of keys and pointers.
Correct Answer:
Index.
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232. A(n) ____ is a system-generated primary key that is usually hidden from users.
Correct Answer:
Weak entity
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233. A(n) ____ consists of rows that contain consolidated and summarized data.
Correct Answer:
Fact table
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234. A typical ________ is made up of one or more network switches to which isps connect to each other.
Correct Answer:
Internet exchange point (IXP
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235. All of the following are ways to avoid injuries when working on computers except ________.
Correct Answer:
Placing a monitor at least 12
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236. A password _______________ policy forces users to select a new password periodically.
Correct Answer:
Expiration
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237. When drawing erds, a line that terminates is either a _________.
Correct Answer:
Identifying or non-identifying relationship
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238. Sip and h.323 regulate ____ for voip or video-over-ip clients and servers.
Correct Answer:
Call Signaling and Control
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239. Sequence diagrams include symbols that represent all of the following except ____.
Correct Answer:
Indices
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240. Global supply management companies assist businesses in finding the best _____ relationships.
Correct Answer:
B2B
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241. Gartner, inc. predicts that by 2015 saas revenue will grow to ____.
Correct Answer:
$22.1 billion
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242. Fourth-generation languages are commonly used to access ____.
Correct Answer:
Databases
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243. Filenames typically include a ____ at the end of the filename.
Correct Answer:
File extension
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244. Connecting your computers or devices to the ________ immediately exposes them to attack.
Correct Answer:
Internet
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245. Combining the various sources of outgoing data into a single output data stream is called ____.
Correct Answer:
Multiplexing
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246. A subtype is called a(n) ____ in idef1x terminology.
Correct Answer:
Category
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247. A software-based _________ is dedicated to examining and blocking internet traffic.
Correct Answer:
Firewall
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248. A relationship that is necessary for identification is called a(n) ____.
Correct Answer:
Identifying relationship
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249. A persons social security number would be an example of a(n) ____________________ attribute.
Correct Answer:
Single-valued
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250. A network's ____ is the arrangement of computers and mobile devices, printers, and other devices.
Correct Answer:
Physical topology
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251. A network that expands beyond a metropolitan area is a ____ area network.
Correct Answer:
Wide
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252. A network that covers a city or a suburb is called a ________.
Correct Answer:
MAN
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253. A negative consequence of the expanding use of the cloud will be ______.
Correct Answer:
Fewer local jobs that focus on the installation and support of email and other servers
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254. A multidimensional array in php is essentially ____.
Correct Answer:
An array of arrays
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255. ________ cable is not subject to electromagnetic interference or radio frequency interference.
Correct Answer:
Fiber-optic
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256. _______ is a javascript library intended to simplify client-side scripting:
Correct Answer:
JQuery
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257. _______ is a collaborative document web-based editing program stored in the cloud.
Correct Answer:
Google Docs
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258. _______ do not use streaming technology and are used to download media files to your computer.
Correct Answer:
Podcasts
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259. _______ agreements ensure that communications carriers exchange traffic on their networks freely.
Correct Answer:
Peering
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260. For windows 7, the ____________________ tracks problems with applications, hardware, and windows.
Correct Answer:
Action center
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261. A(n) _____ chart uses bars to compare separate (noncontinuous) items as they vary over time.
Correct Answer:
Column
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262. Function(argument1, argument2, ...) is ____.
Correct Answer:
The general syntax of all functions
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263. A well-defined, descriptive table will have ____ general characteristics.
Correct Answer:
Three
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264. A dual-layer, single-sided dvd can hold the equivalent of ____ cds.
Correct Answer:
13
19
Note: This question has more than 1 correct answers
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265. The _____ pseudo-class represents the exact instant in which a link is activated.
Correct Answer:
active
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266. To set the color of a row, you use the ____ style.
Correct Answer:
Background-color
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267. To delete the item, right-click it and click ____ on the shortcut menu.
Correct Answer:
Clear Content
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268. To add the comment, welcome john smith, the syntax would be _____.
Correct Answer:
Note: This Question is unanswered, help us to find answer for this one
269. A(n) ______ test measures the performance of hardware or software.
Correct Answer:
Benchmark
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270. When technology is available, the next step in dr. cattolicos research will be _______.
Correct Answer:
Technological diffusion
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271. To deselect a single file in a list of selected files, you make use of the ____ key.
Correct Answer:
Ctrl
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272. The operating system and other tools are collectively known as ______ software.
Correct Answer:
System
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273. The ____ act implements regulations for unsolicited email messages
Correct Answer:
CAN-SPAM
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274. An appointment becomes a(n) ____ when people and other resources are invited.
Correct Answer:
Meeting
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275. ___________________ make use of baselines to identify changes in the behavior of the network.
Correct Answer:
Anomaly-based intrusion detection systems
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276. The ____ microprocessor affected the technological revolution of the 1970s.
Correct Answer:
Intel
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277. _______ storage devices do not lose data or programs after the electrical power is turned off.
Correct Answer:
Secondary
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278. There are default tab stops every one inch on the horizontal ruler. _________________________
Correct Answer:
False
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279. A gray scale comprised only of black and white with no color is called a(an) ________ scale.
Correct Answer:
Achromatic
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280. (int)(math.random() * (65535 + 1)) returns a random number ________.
Correct Answer:
Between 0 and 65535
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281. ________ printers produce lab-quality prints of your photos.
Correct Answer:
Dye-sublimation
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282. Ftp is a _________ that is utilized to copy and manage files over the internet.
Correct Answer:
Protocol
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283. Characters created by computer-generated imagery are known as _____.
Correct Answer:
Synthespians
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284. With ____, processing tasks are shared by servers and workstations.
Correct Answer:
Distributed processing
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285. The amount of memory that should be allocated to the vm when it starts is called _________.
Correct Answer:
Startup RAM
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286. The acronym ____________ refers to software that manages data stored in a database.
Correct Answer:
DBMS
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287. The ability to use digital video and audio tools is a component of __________ literacy.
Correct Answer:
Computer.
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288. The abbreviation cpu for central processing unit is an example of a(n) _____.
Correct Answer:
Initialism
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289. The "3v's" used to characterize big data include volume, variety, and _______.
Correct Answer:
Velocity
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290. If the visible property of a control is set to false, it ________ in the designer window.
Correct Answer:
Continues to be shown
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291. Http is considered to be a(n) ___________ protocol.
Correct Answer:
Stateless
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292. Copyright and patent protection was established through _____.
Correct Answer:
The U.S. Constitution
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293. Constraints are always enforced at the ____ level.
Correct Answer:
Table
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294. Before the it security group can begin an eradication effort, it must _____.
Correct Answer:
All of these
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295. Assume stringbuilder strbuf is "abcdefg", after invoking ________, strbuf contains "aefg".
Correct Answer:
StrBuf.delete(1, 4)
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296. Any element in outlook that contains information is called a(n) ____.
Correct Answer:
Item
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297. An item such as a smart card is an example of the ____ form of authentication.
Correct Answer:
Something you have
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298. An h-1b worker can work for a u.s. employer for a maximum continuous period of _____ years.
Correct Answer:
Six
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299. An email account is an electronic mailbox you receive from an ____.
Correct Answer:
Email service provider
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300. An abiotic effect that restricts tree growth at high elevations is __________.
Correct Answer:
Ultraviolet radiation
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301. Alternative country star lyle lovett says that he makes almost all of his income from ______.
Correct Answer:
Performing and Touring
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302. All ethernet networks, independent of their speed or frame type, use an access method called ____.
Correct Answer:
CSMA/CD
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303. Air gestures are used in ______.
Correct Answer:
Motion input
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304. A(n) paragraph border frames the contents of a single page. _________________________
Correct Answer:
False
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305. A(n) ____ path provides a precise location for a file.
Correct Answer:
Absolute
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306. A tool that database designers use to show the logical relationships among data is a(n) _____.
Correct Answer:
All of the these
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307. A result from a search engine search is called a(n) ______.
Correct Answer:
Hit
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308. A general rule for printing is to use _____ fonts for headlines and serif fonts for body text.
Correct Answer:
Sans-serif
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309. A _______ file is a type of vector graphics file created specifically for windows.
Correct Answer:
.wmf
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310. A _____ is an internal or external entity that could endanger an asset.
Correct Answer:
Threat
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311. A _____ is a series of events and activities with no slack time.
Correct Answer:
critical path
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312. A ____ http connection reuses the same http connection to send and receive multiple requests.
Correct Answer:
Persistent
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313. _____ is not one of the "3 vs" of big data.
Correct Answer:
Validation
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314. _____ is common in airplane and spacecraft control systems.
Correct Answer:
Triple version programming
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315. A(n) _______________ symptom is the most difficult symptom to diagnose.
Correct Answer:
RAM
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316. The minimum recommended cpu requirements for a windows 64-bit thick client are _______________.
Correct Answer:
1 gigahertz (GHz) processor.
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317. The hewlett-packard system for controlling printers is _______________.
Correct Answer:
PCL
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318. The rate of ___________ has been fluctuating wildly this week.
Correct Answer:
Money
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319. With the help of _____ software, new housing developments can be easily planned and analyzed.
Correct Answer:
Geographic information system
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320. There are ____ common vulnerability assessment processes
Correct Answer:
5
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321. The software that a companys it department makes, builds, and develops is called ____ software.
Correct Answer:
In-house
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322. The microwave used to heat your food and the cell phones you use are part of the ____.
Correct Answer:
Electromagnetic spectrum
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323. Many of todays cell phones come equipped with ____ text technology keyboards to enhance texting.
Correct Answer:
Predictive
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324. Wikis are designed for ________, allowing people to contribute more than just posting a response.
Correct Answer:
Collaboration
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325. When choosing a cellular phone service, you should consider the ____.
Correct Answer:
Service plan
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326. Voip is a type of ______ output.
Correct Answer:
Audio
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327. Today's broadband in households allows for connections of up to 15 ________________ per second.
Correct Answer:
Million bits
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328. To read a quick response (qr) code using a smartphone, one must have the _____ app.
Correct Answer:
Scanner
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329. The total information awareness tracking information system was created by ____.
Correct Answer:
Us federal government
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330. The recovery point objective (rpo) identifies the amount of _________ that is acceptable.
Correct Answer:
Data loss
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331. The process of managing the baseline settings of a system device is called ________.
Correct Answer:
Configuration control
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332. The objective of _____ is to gather data about project usability, costs, benefits, and schedules.
Correct Answer:
Fact-finding
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333. The number of mobile websites worldwide is expected to grow rapidly because of ______________.
Correct Answer:
The development of new and useful applications.
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334. The most common wireless technology for tv and dvd remote control devices is _______.
Correct Answer:
Bluetooth
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335. The language of telecommunications is governed by rules called ____
Correct Answer:
Protocols.
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336. The information security function can be placed within the __________.
Correct Answer:
All of the above
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337. The four ms of resources in information systems are _____.
Correct Answer:
Manpower, machinery, materials, and money.
Note: This Question is unanswered, help us to find answer for this one
338. The __________ commercial site focuses on current security tool resources.
Correct Answer:
Packet Storm
Note: This Question is unanswered, help us to find answer for this one
339. The _____ support of a global information system involves broad and long-term goals.
Correct Answer:
Strategic
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340. The ____ team is responsible for reestablishing connectivity between systems and to the internet.
Correct Answer:
Network recovery
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341. The ____ help desk position is normally staffed by an entry-level employee.
Correct Answer:
Incident Screener
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342. The ____ component of a dss manages and coordinates the other major components.
Correct Answer:
DSS engine
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343. Syndication feeds are one way of announcing the availability of a _____.
Correct Answer:
Podcast
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344. Subsystems for the marketing mis and their outputs help marketing managers and executives to _____.
Correct Answer:
Reduce marketing expenses
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345. Storage that is wiped clean when power is cut off from a device is known as _____.
Correct Answer:
Volatile memory
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346. Some netiquette rules to consider when using social media include all of the following except ____.
Correct Answer:
Freely tag friends in your photos
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347. Sending customers to a website for a referral fee is called the _____________ model.
Correct Answer:
Affiliate revenue
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348. Risk __________ is the practice of identifying, assessing, controlling, and mitigating risks.
Correct Answer:
Management
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349. Objective measures of the user support or help desk operation are called ____.
Correct Answer:
Performance statistics
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350. Most system requests include all of the following except _____.
Correct Answer:
Project manager
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351. Most risk identifications include a brief description of ____.
Correct Answer:
Who would be responsible for responding to a given risk
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352. Most organizations use a(n) ____ form to propose and document a maintenance change.
Correct Answer:
Change request
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353. Most organizations agree that __________ become their worst security problem.
Correct Answer:
Managers.
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354. Microwave transmission systems are used for ______ volume, ______ distance, ______ communications.
Correct Answer:
High, long, line-of-sight
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355. Many information security professionals enter the field from traditional ____ assignments.
Correct Answer:
IT
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356. Many companies implement _____ systems that integrate all customer-related events and transactions.
Correct Answer:
CRM (Customer relationship management)
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357. Lbe helpdesk, featured in this chapter, is an example of a(n) ____.
Correct Answer:
A commercial help desk package
Note: This Question is unanswered, help us to find answer for this one
358. Knowledge management systems are called expert systems because they ____.
Correct Answer:
Simulate human reasoning by combining a knowledge base and inference rules that determine how the knowledge is applied
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359. A(n) ____________________ is an a potential risk to an information asset.
Correct Answer:
Threat
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360. A(n) _____ is a bank that does business with sellers that want to accept payment cards.
Correct Answer:
Acquiring bank
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361. A(n) ____ version is a system that is stable enough to be tested by end users.
Correct Answer:
Beta.
Note: This Question is unanswered, help us to find answer for this one
362. A(n) ____ network includes transmission towers that connect to area handsets.
Correct Answer:
Cellular
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363. A(n) ____ is an unauthorized attempt to increase permission levels.
Correct Answer:
Privilege escalation attack.
Note: This Question is unanswered, help us to find answer for this one
364. A wimax access point has a ____ range.
Correct Answer:
31-mile
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365. A(n) ____________________ is a potential weakness in an asset or its defensive control(s).
Correct Answer:
Vulnerability.
Note: This Question is unanswered, help us to find answer for this one
366. A(n) ________ takes advantage of file transport methods, such as e-mail, to spread on its own.
Correct Answer:
Worm
Note: This Question is unanswered, help us to find answer for this one
367. A(n) _____ requires a user to transport it from one computer to another.
Correct Answer:
Virus
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368. A(n) ____ version is a system version created for long-term release to users.
Correct Answer:
Production
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369. A(n) ____ version is a system that is incomplete but ready for some level of rigorous testing.
Correct Answer:
Alpha
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370. A(n) ____ is a named set of code that performs a given task.
Correct Answer:
Procedure
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371. The front _____________ connectors lead from the front of the computer case to the motherboard.
Correct Answer:
Panel REF. PAGE: 55
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372. An ins would most likely be found in a(n) _________________.
Correct Answer:
Autonomous vehicle
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373. An external hard disk _______.
Correct Answer:
Usually connects to a USB or Thunderbolt port
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374. A(n) ______ is the gradual changing of one object into another using computer animation software.
Correct Answer:
Morph
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375. From 1997 to 2010, internet use in __________ increased from 18% to 71.1%.
Correct Answer:
Households
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376. On a linux computer, ____ represents file systems exported to remote hosts.
Correct Answer:
/etc/exports
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377. Most code division multiple access (cdma) networks conform to is-95, created by the ____.
Correct Answer:
Telecommunications Industry Association (TIA)
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378. One bitcoin could be divided down to ____ decimal point
Correct Answer:
8
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379. On mac oss, the ____ stores any file information not in the mdb or volume control block (vcb).
Correct Answer:
Extents overflow file.
Note: This Question is unanswered, help us to find answer for this one
380. Mandiant ____ lists all open network sockets, including those hidden by rootkits.
Correct Answer:
Memoryze
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381. The sale of sensitive or confidential company information to a competitor is known as _______.
Correct Answer:
Industrial espionage
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382. Magnet ____ enables you to acquire the forensic image and process it in the same step.
Correct Answer:
AXIOM
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383. One minute of cdda music requires in excess of ____ of storage space.
Correct Answer:
10 MB
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384. The ____ dialog box launcher allows you to navigate to a specific date.
Correct Answer:
Go To Date
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385. Most tracking software do not ____.
Correct Answer:
Automatically send videos and photos of possible suspects to law enforcement
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386. The default value for both kerning and tracking is _____ pixels.
Correct Answer:
0
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387. In m2m communication, such as with the internet of things trend, the m stands for ______.
Correct Answer:
Machine
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388. Personalization tokens and list segmentation are both examples of using _____ in email.
Correct Answer:
Context
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389. The basic input/output system is stored on a ________ chip.
Correct Answer:
Task Manager
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390. The bankers algorithm is an example of a(n) ____ policy.
Correct Answer:
Avoidance
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391. Relationships between tables can be illustrated through a(n) ____ relationship diagram.
Correct Answer:
Entity
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392. Query wizards and ____ automate the process of writing sql commands in a relational database.
Correct Answer:
Query by example (QBE)
Note: This Question is unanswered, help us to find answer for this one
393. Public key encryption utilizes a pair of encryption keys obtained through ____ .
Correct Answer:
A Certificate Authority.
Note: This Question is unanswered, help us to find answer for this one
394. Programming is a __________ process because, after each step it may be necessary to revise.
Correct Answer:
Cyclical
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395. Printers, monitors, tablets, cpus, and laptops are examples of ____________.
Correct Answer:
Hardware
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396. Printers typically understand either ____ or printer control language (pcl).
Correct Answer:
Postscript
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397. Printer manufacturers advertise the quality of their products by stating how many ___ they produce.
Correct Answer:
DPI
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398. In the tag, an alignment value of ____ places the caption below the table.
Correct Answer:
Bottom
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399. In the threat model stride, the s stands for ____ or pretending to be someone else.
Correct Answer:
Spoofing
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400. Intel's sandy bridge chipsets move the graphics and memory controller to the ________.
Correct Answer:
Processor
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401. In presenter view, the next slide in the presentation appears in the ____ corner of the screen.
Correct Answer:
Upper-right
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402. Playboy magazine stopped running photos of fully nude women in 2015 because ______.
Correct Answer:
Explicit photos interfered with Playboy's ability to promote their brand
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403. Peripherals such as the scanner pictured here are considered _____ devices.
Correct Answer:
Input
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404. The colspan attribute of the ____ tag sets a number of columns spanned by a cell.
Correct Answer:
(both) (a) and (b)
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405. A key feature of the apple lisa was its use of _______________.
Correct Answer:
Graphical user interface
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406. The table marked 3 in the accompanying figure has a rules value of ____.
Correct Answer:
All
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407. After the information-level design is completed, ____ is the next step.
Correct Answer:
The physical-level design
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408. A(n) _____ uses various symbols and shapes to represent data flow, processing, and storage.
Correct Answer:
Data flow diagram
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409. Dirt on pc keyboards can be cleaned with ____.
Correct Answer:
Isopropyl alcohol
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410. An apple ipad and a microsoft surface are examples of ________ computers.
Correct Answer:
Tablet
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411. A partially filled array is normally used with ________.
Correct Answer:
An accompanying integer variable that holds the number of items that are actually stored in the array
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412. A disk on which you can write multiple times sometimes is called a _____ disc.
Correct Answer:
Multisession
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413. An xml database supports the storage and management of _____ xml data.
Correct Answer:
Semistructured
Note: This Question is unanswered, help us to find answer for this one
414. An object belongs to a group or category called a(n) ____.
Correct Answer:
Class
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415. A(n) ________ uses the internet to create the appearance of private, secure connections.
Correct Answer:
VPN
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416. A(n) ____ path begins at the root level and lists all subdirectories to the destination file.
Correct Answer:
Absolute
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417. A(n) ____ is a compiler embedded with a collection of supporting software.
Correct Answer:
Integrated development environment (IDE)
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418. A variable defined inside a method is referred to as ________.
Correct Answer:
Local variables
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419. A schema illustrates the ____ and ____ in a database and the relationships among them.
Correct Answer:
Tables and fields
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420. The uml symbol for a use case is a(n) ____ with a label that describes the action or event.
Correct Answer:
OvalA.
Note: This Question is unanswered, help us to find answer for this one
421. Another name for a nonkey column is a ____.
Correct Answer:
Nonkey attribute
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422. Tensional stress is the dominant force at ___.
Correct Answer:
The Basin and Range Province
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423. Rhyolitic lavas ________.
Correct Answer:
Do not flow as far from the vent as basaltic lavas do
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424. Wind-blown sand deposits would most likely be __________ and __________.
Correct Answer:
Very well-sorted; well-rounded
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425. When oceanic lithosphere collides with another plate, the ________ in the process of subduction.
Correct Answer:
All of these
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426. Proofreading of newly-synthesized dna is important because __________.
Correct Answer:
A high fidelity in the copying of DNA is necessary for good heredity
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427. The rate of data arriving at your computer is ____.
Correct Answer:
Downstream speed
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428. The ________ causes the contents of another file to be inserted into a program.
Correct Answer:
#include directive
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429. Quickbooks is an example of ________ software.
Correct Answer:
Accounting
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430. Programmers create ____ and compilers turn it/them into ____.
Correct Answer:
Source code, object code
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431. On most modern wans, a ring topology relies on ____ rings to carry data.
Correct Answer:
Redundant
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432. In comparison with a flat file system, _____ in a database.
Correct Answer:
Storage space is reduced
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433. In a database, when data items disagree with one another, it leads to a(n) ________.
Correct Answer:
Data integrity problem
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434. A ________ check would be used to restrict the fines for speeding violations from $50 to $250.
Correct Answer:
Range
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435. The _________ sort usually performs fewer exchanges than the ________ sort.
Correct Answer:
ANSI, ASCII
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436. You must have a ________ for every variable you intend to use in a program.
Correct Answer:
Definition
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437. You can use the windows ________ to check on a nonresponsive program.
Correct Answer:
Task Manager
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438. You can place an insertion point by tapping or clicking in the field or by pressing ____.
Correct Answer:
F2
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439. Windows cleaners maintain the ____ for more effective system operation.
Correct Answer:
Registry
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440. While triggers run automatically, ________ do not and have to be called.
Correct Answer:
Routines
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441. When using the relational model to represent two tables, one must ________.
Correct Answer:
Add a foreign key to one of the tables
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442. When renaming columns, you include the new column names in ____ following the name of the view.
Correct Answer:
Parentheses
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443. When designing a database, you should ____.
Correct Answer:
Make sure entities are in normal form before table structures are created
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444. When choosing field names, it is best to choose names that ____.
Correct Answer:
Describe the content or purpose of the field
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445. Sonets extraordinary ____ results from its use of a double-ring topology over fiber-optic cable.
Correct Answer:
Fault tolerance
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446. The physical address assigned each network adapter is called its ________.
Correct Answer:
Media access control (MAC)
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447. Power users often work with ______ because of its flexibility and capabilities.
Correct Answer:
UNIX
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448. A table is in 4nf if it is in 3nf, and _____.
Correct Answer:
It has no multivalued dependencies
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449. The sonet network topology is a ____.
Correct Answer:
Ring
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450. In structured analysis, _____ are transformed into data structures and program code.
Correct Answer:
keys
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451. A ____ displays table information with a more formal, businesslike appearance.
Correct Answer:
Report
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452. When a procedure finishes execution, ________.
Correct Answer:
Control returns to the point where the procedure was called and continues with the next statement
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453. To insert a new field in a table, the ____ keyword should be used with the alter table command.
Correct Answer:
ADD
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454. Through the use of ____, one physical server can run several server operating systems.
Correct Answer:
Virtual servers
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455. The two most popular hard disk interfaces are ide and ____.
Correct Answer:
SCSI
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456. The most likely data type for a surrogate key is ____.
Correct Answer:
Numeric
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457. The major difficulty in designing a layered operating system approach is ____.
Correct Answer:
Appropriately defining the various layers
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458. The main reason for offshore outsourcing is to _____.
Correct Answer:
lower bottom-line costs
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459. The main directory maintained by your computers operating system is the ____ directory.
Correct Answer:
Root.
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460. The final step of the system development life cycle (sdlc) is ________.
Correct Answer:
Maintenance and evaluation
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461. The explosive growth in data expected through 2027 means that ________ is even more important.
Correct Answer:
Business intelligence
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462. The entity relationship diagram (erd) represents the _____ database as viewed by the end user.
Correct Answer:
Conceptual
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463. The data type that allows both sequential and random numbering is the ____ data type.
Correct Answer:
AutoNumber
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464. The basic form of an sql retrieval command is ____.
Correct Answer:
SELECT-FROM-WHERE
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465. The advantage of a wireless mesh network is that ____.
Correct Answer:
Each new node automatically configures itself to work without the use of cables
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466. The ____________ command displays the route packets take between two computers.
Correct Answer:
Tracert
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467. The ________ is the smallest unit of data the computer can store in a database.
Correct Answer:
Bit
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468. The ____ utility manages a firewall and packet filtering.
Correct Answer:
Iptables
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469. The ____ utility gathers statistics and information about ip communications on a computer.
Correct Answer:
Netstat
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470. The ____ layer is the bridge between logical and physical views of secondary storage.
Correct Answer:
File control
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471. The ____ command will create an application program's or individual user's picture of the database.
Correct Answer:
CREATE VIEW
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472. Switches can create ____ by grouping a number of ports into a broadcast domain.
Correct Answer:
VLANs
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473. Regarding enumerations, the ____ method returns the name of the calling constant object.
Correct Answer:
ToString
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474. Records in the mft are called ____.
Correct Answer:
Metadata
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475. Organizations can dynamically reuse servers that use web services internally by ________.
Correct Answer:
Creating a private cloud
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476. On a client/server system, most of the powerful processing is handled by the ________.
Correct Answer:
Server
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477. Most wireless networks transport data as ____ signals.
Correct Answer:
RF (radio frequency)
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478. Managing your calendar and emails can be easily accomplished through ____ software.
Correct Answer:
Personal information management
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479. In the sliding windows mechanism for flow control, the ____ before waiting for an acknowledgment
Correct Answer:
Sender sends as much data as specified by the receiver in the window size field
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480. In north america, a t1 circuit has ______ 64kbps channels.
Correct Answer:
24
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481. In indexed storage, when a file is created, the pointers in the index block are all set to ____.
Correct Answer:
Null
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482. In an entity-relationship (e-r) diagram, ____ are used to represent an entity.
Correct Answer:
Rectangles
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483. In a data model, a(n) ________ is something that a user wants to track.
Correct Answer:
Entity
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484. In a client/server system, the database resides on a computer called the ____.
Correct Answer:
Server
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485. If falcon security chooses to use a sql dbms such as access, it will be able to __________.
Correct Answer:
Store only the metadata about each video in the database
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486. Horizontal scaling of client/server architecture means _____.
Correct Answer:
Adding more workstations
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487. Formatting date/time fields changes only the way data is displayed, not the field ____.
Correct Answer:
Values
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488. Every normalized table has ________.
Correct Answer:
A single theme
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489. Each class on an class diagram is represented by a(n) ____ in a relational database.
Correct Answer:
Table
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490. Dns operates at the _________________ layer of the osi model.
Correct Answer:
Application
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491. Design view is used to ____ a table.
Correct Answer:
Create or modify the structure of
Note: This Question is unanswered, help us to find answer for this one
492. Date attributes contain calendar dates stored in a special format known as the _____ date format.
Correct Answer:
Julian
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493. Data warehouse contains historical data obtained from the _____.
Correct Answer:
Operational databases
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494. Data may be sorted in a table datasheet, a form, and a ____.
Correct Answer:
Query datasheet
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495. Data in a multidimensional database is organized in a ________ format.
Correct Answer:
Cube
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496. Cellular services use _______ to provide wireless connectivity to the internet.
Correct Answer:
3G and 4G cellular networks
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497. Bits are grouped into 8-bit chunks called ________.
Correct Answer:
Bytes
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498. Apple understood the importance of usability when it designed its ________.
Correct Answer:
Fault tolerance system iPod and iTunes system
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499. An organization that hires cloud services ________.
Correct Answer:
Can limit the response time of its Web pages
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500. An extension of .wav designates a ____ type of file.
Correct Answer:
Sound
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501. An arraylists ____ is the number of items it can hold without having to increase its size.
Correct Answer:
Capacity
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502. An advantage of ____ software is its ability to run more than one operating system on a computer.
Correct Answer:
Virtual machine (VM)
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503. A(n) _____ is often used, so remote users have a secure connection to an organizations network.
Correct Answer:
Virtual private network
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504. A tcp three-way handshake is used to establish a ___________ messaging method.
Correct Answer:
Connection-oriented
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505. A table ___________________ can be used when you want to assign a temporary name to a table.
Correct Answer:
Alias
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506. A protocol known as ____ is designed to automatically distribute ip addresses.
Correct Answer:
Dhcp
Note: This Question is unanswered, help us to find answer for this one
507. A database maintains information on ___________.
Correct Answer:
Inventory, Transactions, Employees
Note: This Question is unanswered, help us to find answer for this one
508. A chart created with the access chart wizard is ____ in access.
Correct Answer:
Embedded
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509. A ____ is a network device that extends a wired network by adding additional ports.
Correct Answer:
Hub
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510. __________ are high speed central networks to which multiple smaller networks connect
Correct Answer:
Corporate Backbone Networks
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511. _________ converts an audio broadcast to a digital music player.
Correct Answer:
Podcasting
Note: This Question is unanswered, help us to find answer for this one
512. _____ technology is a broadband technology that can use the wires of a local telephone network.
Correct Answer:
Digital Subscriber Line (DSL)
Note: This Question is unanswered, help us to find answer for this one
513. _____ serve as the intermediary between the user and the database.
Correct Answer:
DBMSs
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514. _____ is a high-speed carrier service that uses ordinary phone lines to send and receive data.
Correct Answer:
Digital subscriber line
Note: This Question is unanswered, help us to find answer for this one
515. _____ is a commonly used encryption protocol that manages transmission security on the internet.
Correct Answer:
Secure Sockets Layer
Note: This Question is unanswered, help us to find answer for this one
516. ____ data are the result of formatting to facilitate storage, use and generation of information.
Correct Answer:
Structured
Note: This Question is unanswered, help us to find answer for this one
517. ____ combines all rows from two tables, excluding duplicate rows.
Correct Answer:
Union
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518. If a one-dimensional array contains five elements, its highest subscript is ____.
Correct Answer:
4
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519. Changing the order of fields in a database table is an example of changing a tables ____.
Correct Answer:
Structure
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520. A 1 kg balloon at equilibrium in the air is buoyed up with a force of __________.
Correct Answer:
10 newtons
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521. The ________ operator performs string concatenation.
Correct Answer:
Ampersand (&)
Note: This Question is unanswered, help us to find answer for this one
522. You can quickly find any file, folder, or program using ____.
Correct Answer:
Windows Search
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523. A(n) _____ is a temporary storage space used to speed computing tasks.
Correct Answer:
Cache
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524. A(n) _________ resolves top-level domains such as .com, .org, and .edu.
Correct Answer:
Root DNS
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525. The optical _________ is the most common pointing device for desktop computers.
Correct Answer:
Mouse
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526. You can radically change how a smartart graphic looks by applying a smartart ____.
Correct Answer:
Style
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527. You can insert pictures via either the pictures button or the _______ button.
Correct Answer:
Online Pictures
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528. You can insert ____ different kinds of pictures into powerpoint.
Correct Answer:
14
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529. You can assign the value of one struct variable to another struct variable of ____ type.
Correct Answer:
The same
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530. You can add a text box using the chart tools ____ tab.
Correct Answer:
Format
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531. You can ____ the chart title text to select it.
Correct Answer:
Triple-click
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532. Wordart is considered a(n) _______ that can be manipulated independently of the text.
Correct Answer:
Object
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533. When working with a table, press ____ to move to the next line within the same cell.
Correct Answer:
Enter
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534. When combination charts have data series with vastly different values, you can create ____ charts.
Correct Answer:
Dual axis
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535. Preceding a condition by the ____ operator reverses the truth of the original condition.
Correct Answer:
NOT
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536. An example of software most commonly associated with productivity software is ____.
Correct Answer:
Word processing software
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537. ________ occurs when a hacker looks through your trash to find personal information.
Correct Answer:
Trash retrieval
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538. The first step in testing a patch is ____.
Correct Answer:
Verify whether or not the system restarts after the patch is installed
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539. A(n) ____ is a temporary view of the data that is removed when you close the datasheet.
Correct Answer:
Filter
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540. Which of the following operators cannot be overloaded in C++ language?
Correct Answer:
::
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541. Which of the following are false about the web.config configuration file?
Correct Answer:
It can be used for session settings in applications.
Note: This Question is unanswered, help us to find answer for this one
542.
Consider a software that calculates cube-roots of integer values that are in the range of O to 3,000. If the black-box testing technique is used, then for boundary-value analysis, which of the following values must be there in the test cases?
Correct Answer:
6.000
Note: This Question is unanswered, help us to find answer for this one
543.
Which of the given Enterprise JavaBeans (EJB) transaction attributes ensures that all transactions are always demarcated by the container?
Correct Answer:
TX_REQUIRES_NEW
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544.
Suppose that Pk, OK and Rk denote the coefficients of yk in the expansions of (1 + y)1°, (1 + y)20 and (1 + y)3°. Then the expression given in the image will be equal to which of the following options?
Correct Answer:
R10 - Q10
Note: This Question is unanswered, help us to find answer for this one
545.
If the relations R1(A, B) and R2(C, D) are union compatible relations, then what would be the result of the following relation?
R1 A = C A B = D R2
Correct Answer:
R1 n R2
Note: This Question is unanswered, help us to find answer for this one
546.
What would be the root, correct to three decimal places, of the given equation by the Newton-Raphson method?
sin x =1 - x
Correct Answer:
0.511
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547.
What would be the maximum value of 'k', if a terminal multiplexer has six 1,200 bits per second (bps) terminals and 'k' number of terminals with 300 bps are connected to it.
Note:lt is given that the outgoing line is 9,600 bps.
Correct Answer:
8
Note: This Question is unanswered, help us to find answer for this one
548.
In a class of 100 students 39 students play basketball; 58 play volleyball; 32 play hockey; 10 play volley ball and hockey; 11 play hockey and basketball; and 13 play basketball and volleyball. Find the number of students who plays all the games?
Correct Answer:
5
Note: This Question is unanswered, help us to find answer for this one
549.
Consider 3 Winchester magnetic disc with density 30 x106 bits per square inch of surface. The inner and outer diameters of the recording area are two and six inches, respectively. The radial track spacing
density is 1.500 tracks/inches. If the rotational speed is 3.200 RPM. then what is the approximate value of the data transfer rate?
Correct Answer:
0.84 Mbytes/sec
Note: This Question is unanswered, help us to find answer for this one
550. Which of the following is a 16-bit microprocessor?
Correct Answer:
Intel 8086
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551.
For the following page reference string, which of the given options is the correct number of page faults in the optimal page replacement algorithm with five frames?
Page referencestring:(1,2,3,4.2,1,5.6,2,1,2,3,7,6,3.2,1,2,3,6)
Correct Answer:
7
Note: This Question is unanswered, help us to find answer for this one
552. What is the use of the friend function in C++?
Correct Answer:
It is used to access the private and protected members of the class.
Note: This Question is unanswered, help us to find answer for this one
553.
Which of the given options is the correct time complexity to build the heap of input array in the following algorithm?
CREATE-HEAP(B)
size := size(B);
forj := floor(size/2) d0wnto1
do HEAP(B, j);
and for
END
Correct Answer:
o(n)
Note: This Question is unanswered, help us to find answer for this one
554. Which of the following models should be preferred for creating a small project/projects whose requirements are very well-known?
Correct Answer:
Waterfall Model
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555.
Which of the options would be the correct infix expression of the given prefix expression?
+-‘$ABCD//EF+GH
Correct Answer:
[(A$B)‘C-D]+[(E/F)/(G+H)]
Note: This Question is unanswered, help us to find answer for this one
556.
Which of the following statements is/are true about triggers and routines?
1. Both run automatically
2. Both are stored in the database
3. Both consist of procedural code
Correct Answer:
3 only
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557. Which of the following statements is true?
Correct Answer:
The sum of degrees of all the nodes in any un-directed graph is twice the number of edges.
Note: This Question is unanswered, help us to find answer for this one
558.
Which of the following satisfies the given recurrence relation?
T(k)=mT(k/2)+ak2
Correct Answer:
T(k)=O(k log m)
Note: This Question is unanswered, help us to find answer for this one
559.
Fill in the blank:
Image number is the image of 'Mac OS X' structure.
Correct Answer:
2
Note: This Question is unanswered, help us to find answer for this one
560.
Assume that your magnetic-tape drive has a transport speed of 200 inches per second and a recording density of 1,600 bytes per inch. How long would it take to write 6.00.000 bytes of data grouped in 100
characters record with a blocking factor of 10?
Correct Answer:
2.0625 sec
Note: This Question is unanswered, help us to find answer for this one
561.
Which of the following frame-tagging methods can be used for creating a trunk-link between Cisco and non-Cisco switches?
Correct Answer:
IEEE 802.10
Note: This Question is unanswered, help us to find answer for this one
562.
The given image shows two cases of processes that follow the
Correct Answer:
14.6 milliseconds
Note: This Question is unanswered, help us to find answer for this one
563.
A function is given as:
f(A.B.C.D) = Z(0.1.3.4.8.9.15)
A is the Most Significant Bit and D is the Least Significant Bit. By using the above minterms of the given
function in the table (given in Figure-1), implement it with a multiplexer and choose the correct implementation from Figure-2 (given in the image).
Correct Answer:
4
Note: This Question is unanswered, help us to find answer for this one
564.
Choose the correct algorithm from the following options that solves the problem of all pairs shortest paths.
Correct Answer:
Floyd-Warshall algorithm
Note: This Question is unanswered, help us to find answer for this one
565.
Which of the given options will be generated by the following grammar?
A={{ Q }.{ 0-1 } P,Q}
where P=(Q->O 0,0->OQ1,0->1O O, O-> empty}]
Correct Answer:
Context free language
Note: This Question is unanswered, help us to find answer for this one
566. Which of the given methods is used for sending data over a "serial communication link"?
Correct Answer:
Full duplex
Note: This Question is unanswered, help us to find answer for this one
567.
What would be the output of the circuit that is shown in the image, if all the inputs given to the circuit are zeros?
Correct Answer:
0
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568.
Two regular languages are given as:
L1 = (a+b)'a
L2 = b(a+b)‘b
Which of the following options is an intersection of the above given languages?
Correct Answer:
b (a + b )’ a
Note: This Question is unanswered, help us to find answer for this one
569. Which of the following is a regular expression for a regular grammar S -> aS/a?
Correct Answer:
Both 1 and 2
Note: This Question is unanswered, help us to find answer for this one
570.
Which of the following statements is/are true about Shadows in ASP.net 4.0?
1. It is always used with inheritance.
2. It is a combination of overloading and overriding.
3. We can change signatures of functions.
Correct Answer:
1. 2. and 3
Note: This Question is unanswered, help us to find answer for this one
571.
Simplify the given Boolean function using the K—map and select the correct answer from the options.
F(a,b,c,d)=2(0,1,2,4,5,6,8,9,12,13,14)
Correct Answer:
c' + a'd' + bd'
Note: This Question is unanswered, help us to find answer for this one
572.
Suppose you are working on a highly complex project, which involves several kinds of risks. Which software-life-cycle model you should use in such a situation so that the best product can be obtained?
Correct Answer:
Spiral Model
Note: This Question is unanswered, help us to find answer for this one
573.
Consider the example of four processes given in the image, with their arrival time (in milliseconds) in the ready queue for execution. and their CPU burst time. Find the difference of average waiting time between preemptive and non-preemptive SJF scheduling.
Correct Answer:
2.25 milliseconds
Note: This Question is unanswered, help us to find answer for this one
574. If a relational schema is in the Boyce-Codd Normal Form (BCNF). then it is also in the .
Correct Answer:
3rd normal form
Note: This Question is unanswered, help us to find answer for this one
575.
Consider the table given in the image and find the value of "f(9)" by using Lagrange
Correct Answer:
180
Note: This Question is unanswered, help us to find answer for this one
576.
Analyze the following information and identify the correct scheme.
It is a scheme in which the thread library schedules user-level threads to run on an available light-weight process (LWP).
Correct Answer:
Process-contention scope (PCS)
Note: This Question is unanswered, help us to find answer for this one
577.
Which of the following COMPOSITE DATABOUND controls was not available in ASP.net 3.5, but is available in ASP.net 4.0?
Correct Answer:
Chart control
Note: This Question is unanswered, help us to find answer for this one
578.
Consider the schema. R = (ABCD) and the dependencies A -> B. B -> C. C -> D. and D -> A. Let R = (R1 and R2) be a decomposition, such that R1 (1 R2 = (D. The decomposition is in .
Correct Answer:
both 2 NF and 3 NF
Note: This Question is unanswered, help us to find answer for this one
579. If the three regular expressions: p=1(1+0)‘, q=11‘0, r=1'0 are given, then which of the following options is true?
Correct Answer:
L (q)<=Llp)andL(ql<=l-(r)
Note: This Question is unanswered, help us to find answer for this one
580.
What would be the rank of the matrix that is given in the image?
Correct Answer:
3
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581. What would be the probability of getting 8 as the sum if three dices are rolled simultaneously?
Correct Answer:
21/216
Note: This Question is unanswered, help us to find answer for this one
582.
The signal to noise ratio for a voice trade line is 30.1 db, or a power ratio of 1023:1. What would be the maximum achievable data rate on this line whose spectrum ranges from 300-4300 Hz?
Correct Answer:
31,000 bits/sec
Note: This Question is unanswered, help us to find answer for this one
583.
The use of 'V.42' compression with a 'V.32' bits per second (bps) modem operating at 14,440 bps can result in a maximum throughput of bps.
Correct Answer:
57,600
Note: This Question is unanswered, help us to find answer for this one
584.
Consider a 9-bit digital-to-analog converter that uses a ladder network. What would be the approximate resolution, in volts, if the full-scale output voltage of this converter is +5v?
Correct Answer:
10 mV approximate
Note: This Question is unanswered, help us to find answer for this one
585.
Which of the following options implements the divide-and-conquer algorithm.
1. Insertion sort
2. Bubble sort
3. Quick sort
Correct Answer:
3 only
Note: This Question is unanswered, help us to find answer for this one
586. Which of the following languages is generated byK=[[S],[a,b),[S-> aSlelalb],S]?
Correct Answer:
[a b }+
Note: This Question is unanswered, help us to find answer for this one
587.
What number of swapping is required to sort the given series in ascending order, if the bubble sort is used for sorting?
8,22.6,9,31,19,5,13
Correct Answer:
14
Note: This Question is unanswered, help us to find answer for this one
588.
What would be the output string, if the bitstring "0111101111101111110" is subjected to bit-stuffing for the flag string "01 1111 1 0"?
Correct Answer:
011110111110011111010
Note: This Question is unanswered, help us to find answer for this one
Computer Science MCQs | Topic-wise
