Networks & Telecommunication MCQ

1. The data found in the system state backup is ___________ on the roles the server performs.

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2. Isolated single-bit errors occur ____ percent of the time.

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3. The cisco asa device and the snort freeware program are examples of __________?

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4. One way to hide partitions is with the windows disk partition utility, ____.

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5. Internet ip packets are to cleartext what encrypted ip packets are to ________.

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6. In classful addressing, class c ipv4 address host information is located in the ____.

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7. In bluetooth, a master can have up to ________ slaves at any moment.

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8. In most common implementation models, the content filter has two components: ____.

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9. In dns, a group of resources under the control of an organization is called a ________.

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10. In the nat networking mode, a vnic relies on the ____ to act as a nat device.

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11. In the case of connecting two wlans, access points could be as far as ____ feet apart.

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12. In the 10gbase lr standard the l stands for ____

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13. In the ____, or ad hoc, layouts configuration, there is no access point at the center of a cell.

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14. In snmp, companies are often reluctant to use ________ commands because of security dangers.

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15. In older windows versions, the filename was restricted to _______________ characters.

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16. During installation, one may decide to go with the default drivers because they _______________.

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17. With _____________, the ap permits the owner to provide a list of valid addresses that can connect.

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18. A hardware component that can be changed without disrupting operations is known as ____.

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19. A directional antenna issues wireless signals along a(n) ____ direction.

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20. A computer lab is an example of a(n) ________ type of network.

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21. A communication skill commonly used in active listening is ____.

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22. A ______________ is a voltage, frequency, pulse, or phase change in an analog transmission.

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23. A _________ involves setting up two firewalls: an outer and an inner firewall.

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24. A ________ uses the internet communications infrastructure to build a secure and private network.

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25. A ________ attack is when a webserver is flooded with application layer web requests.

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26. A ____ is a network device devoted to storage and delivery of frequently requested files.

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27. 802.11 standards are being developed to work in the ________ unlicensed band.

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28. _____________ is a common standard for use by layer 2 access vpns for encapsulation.

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29. __________ was developed by phil zimmermann and uses the idea cipher for message encoding.

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30. __________ is the process of classifying idps alerts so that they can be more effectively managed.

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31. __________ are decoy systems designed to lure potential attackers away from critical systems.

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32. __________ are a component of the security triple.

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33. ________ is the percentage of time that a network is available for use.

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34. Boot camp is an installation tool that permits a choice between _______________.

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35. Bittorrent can be used to distribute ____.

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36. Because nap is provided by _________, you need to install _________ to install nap.

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37. At its most primitive, a ____ is a repeater with more than one output port.

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38. As the length of a glass cable grows, the light signal attenuates due to reflection and ____.

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39. ____ technology uses digital signaling in which the cable carries only one channel of digital data.

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40. ____ scaling refers to adding more workstations (clients).

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41. ____ is the protocol used by usenet servers to send newsgroup messages over an ip network.

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42. ____ cable ranges in size from approximately 6 to 10 mm or more (1/4 to 3/8 inch) in diameter.

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43. Typically, impulse noise is a(n) ____ burst of energy.

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44. The primary purpose of help desk performance statistics is to ____.

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45. Lab costs can be broken down into monthly, ____, and annual expenses.

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46. When routing tables adapt to network changes, the routing system is called ____.

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47. Together, the fcs and the header make up the ____-byte frame for the data.

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48. To minimize the effect of echo, a device called a(n) ____ can be attached to a line.

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49. To map a drive from the command line use the command net ___________ drive: \\server\share.

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50. The purpose of a(n) _____ is to respond to requests for web pages from web clients.

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51. The most reliable nmap scan is ____________ scan.

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52. The most popular mail server programs are sendmail and ____.

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53. The most common use for ____ is resolving host names to ip addresses.

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54. The most common example of ____ data is the human voice.

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55. The __________ disk image file format is associated with the virtualbox hypervisor.

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56. The _______ command will print a list of the commands that you've previously executed.

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57. The ____ zone includes all internet web sites that are not specifically assigned to another zone.

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58. Statistical time division multiplexing is sometimes called ____ time division multiplexing.

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59. More complex bus topologies consisting of multiple interconnected cable segments are termed ____.

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60. Mapping, monitoring speed, and determining altitude all are uses of ______.

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61. Many network engineers consider ____ to be superior to mgcp.

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62. Longitudinal parity is sometimes called longitudinal redundancy check or ____ parity.

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63. A unique characteristic of the 802.11 data frame is its ____ field.

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64. A(n) _____ is an attack that takes advantage of a vulnerability.

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65. A(n) ________ server is a server that stores and manages files for network users.

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66. A(n) _____ is always running off its battery while the main power runs the battery charger.

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67. A(n) ____ is a network tool that collects copies of packets from the network and analyzes them.

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68. A(n) ____ handles all in-house calls and places calls onto outside telephone lines.

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69. A____ is a small electronic device that issues a signal on a wire pair.

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70. A vpn ____ authenticates vpn clients and establishes tunnels for vpn connections.

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71. Clients are able to exchange signals with satellites as long as they have a ____ path.

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72. Chip spreading codes are ____ bits in length.

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73. A(n) ____ stores login information in an encrypted form on a users device.

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74. The tcp connection termination process requires ____ packets.

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75. When a new application designed for windows vista or windows 7 prints, it uses ____-based printing.

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76. With no options, ____ displays the current listing of bash environment and shell script variables.

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77. When using the chmod command, the mode rwx can be represented by the number ____.

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78. Wans typically send data over ____ available communications networks.

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79. Two-way amplifiers are needed for cable ________ service.

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80. To send a print job to a printer, you must first use the ____ command and specify what to print.

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81. To establish a satellite internet connection, each subscriber must have a ____.

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82. Tier 1 providers own long-distance, high-speed fiber-optic networks called ______________.

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83. There are four layers to ios. the__________ layer is how applications interact with the ios.

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84. The serial interface on the back of the connectivity device is often labeled ____.

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85. The records in the ____ file are provided to support reverse dns lookups.

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86. The original and flawed wireless security protocol is known as _____.

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87. The most scrutinized cipher in history is the ________.

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88. The lp command uses the ____ option to specify the destination printer name.

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89. The linux kernel is stored in the ____ directory.

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90. The linux command _______ can be used to list the current disk devices connected to the computer.

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91. The internet key ______________ protocol enables computers to make an sa.

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92. The ____ option can be used with the tar command to extract a specified archive.

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93. The ____ denotes the type of organization or country the address specifies.

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94. One of the most common transmission flaws affecting data signals is ____.

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95. Netboot is a tool that allows one to _______________.

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96. Mpeg-1 and mpeg-2or simply mpegare common examples of ____ compression.

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97. Most wired home networks use ________ cable, which is most susceptible to interference.

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98. Most linux distributions today use ____ as their package manager.

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99. Modern lans use ____ or higher wiring.

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100. Many computers can share a smaller pool of routable ip addresses with _______________.

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101. Linux uses the freeware ____ shell as its default command interpreter.

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102. Linux requires ____ partition(s) at minimum.

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103. The points where circuits interconnect with other circuits is known as ____.

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104. The parking brake brakes the __________ wheels.

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105. In a ____ attack, a person redirects or captures secure transmissions as they occur.

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106. If a receiver correctly receives packets 2, 3, and 4, it will respond with a(an) ____ .

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107. In a ____ vpn, tunnels connect multiple sites on a wan.

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108. In ____ transmission, data can move in both directions at the same time, such as with a telephone.

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109. In ____ both computers verify the credentials of the other

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110. Image files can be reduced by as much as ____% of the original when using lossless compression.

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111. Ieee created the 100-mbps ethernet 802.3u protocol also called ____ ethernet.

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112. ____ is the technology behind the popular digital subscriber line (dsl) system.

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113. ____ ensures that the network does not become saturated at any one point.

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114. ____ cabling has become the preferred medium for star-wired bus topologies.

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115. ____ are used to select unique documents from anywhere in the world.

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116. ____ are discrete waveforms, rather than continuous waveforms.

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117. When a new eap authentication is added, software does not have to be changed on the ________.

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118. Frequency shift keying is subject to ____.

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119. Firewalls fall into ____ major processing mode categories

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120. An example of a popular client email software is ____.

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121. An eap failure message is sent to the ________.

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122. Among all possible biometrics, ____ is(are) considered truly unique.

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123. Active directory keeps a naming convention for the domain that mirrors ______.

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124. A striped volume is a ____ solution.

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125. A single access point and the set of hosts it serves is called a(n) ________.

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126. A signature-based idps is sometimes called a(n) ____________________-based idps.

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127. A packet will definitely get through if it has ________.

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128. A nos that contains a back dooris an example of a risk associated with ____.

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129. A network _____ represents a networks physical layout.

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130. _______ is a specialized viewer software program.

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131. Despite its widespread availability,________typically provide(s) the least depth of news coverage

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132. To eliminate the possibility of a broadcast storm, switches and bridges implement the ____.

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133. The windows server 2012 r2 edition which is designed for servers with up to 64 processors is _____:

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134. The vi editor is typically running in one of ____ modes.

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135. The emr from a computer monitor can be picked up as far away as ____ mile.

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136. Bluetooth differs from wimax in that bluetooth __________.

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137. The server core installation option in windows server 2012 r2 effectively removes _______:

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138. The fastest method to search for files in the linux directory tree is to use the ____ command.

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139. The domain controllers are the computers that store and run the _______________.

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140. The elapsed time for data to make a round trip from point a to point b and back is called ____.

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141. The core component of the gui in linux is referred to as ____.

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142. A(n) ____ policy controls password characteristics for local user accounts.

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143. The easiest method for monitoring free space by mounted filesystems is to use the ____ command.

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144. The dominant architecture used to secure network access today is the __________ firewall.

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145. The logical printer that users can access in windows is known as a _______.

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146. In the fhs, the _____ directory contains the linux kernel and files used by the boot loader.

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147. The typical query one dns server sends to a root name server is called a(n) _______.

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148. The most common 1-gigabit ethernet standard in use today is ____.

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149. Fibre channel can support the interconnection of up to ____ devices only.

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150. A disk ____ is a bit-by-bit copy of the data from all sectors of a disk.

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151. Another name for diagnostic software tools is ____.

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152. Another name for cellular networking is ______ networking.

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153. Configuring a central store of admx files help solve the problem of ________.

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154. Local gpos contain fewer options than domain gpos. local gpos do not support ______.

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155. ____ is a serial connection or bus that can carry multiple channels of data at the same time.

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156. The original first-generation cell phones were ____ and designed for voice data only.

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157. Using a wireless network without the network owner's permission is known as ________.

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158. Early local area networks transmitted data at only ____ million bits per second.

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159. The ____ command will confirm the system directory that you are currently in.

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160. Strong encryption now requires ________-bit keys.

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161. Rerouting traffic using arp poisoning is an attack on ________ of a network.

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162. In 802.11i, ________ authentication always uses ssl/tls.

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163. If more users move to an access point, this decreases ________.

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164. Cars often have ________ networks.

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165. The internet2 (i2) project started in ____.

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166. The physical address assigned to each network adapter is called its ________ address.

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167. The wi-fi alliance calls 802.1x mode ________ mode.

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168. To drive around a city looking for working access points that are unprotected is ________.

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169. A ________ network can contain servers as well as individual computers.

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170. A(n) ____________________ printer has its own nic.

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171. A(n) _____________ is not a common type of dedicated server.

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172. The transmission control protocol (tcp) operates at the osi model's ____ layer.

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173. The more twists per foot in a pair of wires, the more resistant the pair will be to ____.

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174. Technical management of the internet's domain name system is coordinated by ____.

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175. Most home networks use ________ cable, which is most susceptible to interference.

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176. Getting a hash value with a ____ is much faster and easier than with a(n) ____.

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177. ___________ ensures that the network is operating as efficiently as possible.

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178. The distance between corresponding points on a wave's cycle is called its ____.

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179. Regarding security templates, a strategy plan should consider ______.

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180. The data transfer speed of a wide area network (wan) depends on the speed of _____.

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181. A(n) ____ connection is one in which the transfer speeds in both directions are equal.

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182. The test statement ____ would be used to determine if a is numerically greater than b.

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183. ____ technology may someday replace today?s bar code system for identifying items in inventory.

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184. ________ permits two or more people to communicate over the internet in real time.

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185. The delegation of control wizard is capable of ________ permissions.

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186. Raid 0 uses disk ____, which spreads files over several disk drives.

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187. If a firewall cannot keep up with traffic volume, it will ________.

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188. Wireless radio transmission speed is usually measured in terms of ________.

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189. The highest-level dns servers are called ________.

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190. In vpns designed to frustrate evil twin attacks, the shared secret ________.

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191. If a firewall has to drop packets because it cannot keep up with traffic volume, this is ________.

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192. Eavesdropping usually is more of a concern for ________ lans than for ________ lans.

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193. To allow multiple users to share a single medium, fdm assigns each user a separate ____.

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194. A ________ sends data between two networks.

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195. ____ is a popular cable type used as a network backbone by major telecommunications companies.

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196. Errors on a filesystem are often referred to as filesystem ____ and are common on most filesystems.

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197. Most files on a linux system that contain configuration information are ____ files.

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198. Log files are typically stored in the ____ directory.

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199. A dynamic disk requires ____ mb of storage for the disk management database

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200. Firewalls can be used on web ____.

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201. The longest transmission distances are possible with ________.

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202. When three resistors are combined in series, the total resistance of the combination is __________.

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203. Telecommunications around the world are shifting to ________ networks.

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204. Each vm is known as a ____

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205. A physical topology ____

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206. Ethernet standards are specified at the ________ layer.

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207. Public places where you can wirelessly connect to the internet are known as ________.

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208. A(n) _____ enables communication between a video card and memory.

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209. A(n) ____ idps is focused on protecting network information assets.

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210. A transparent bridge creates the internal port table by using a form of ____.

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211. ____ operates at the network layer and manages multicasting

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212. ____ media operate on line-of-sight.

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213. You can configure the windows firewall to allow or block specific _________.

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214. Wireless networks usually use ____ signals to send data.

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215. Wireless network devices use ________ to communicate with each other.

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216. To exchange information, two antennas must be tuned to the same __________.

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217. The windows server 2012 edition which is designed for servers with up to 64 processors is _____:

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218. Jitter is a problem for ________.

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219. To boldface text in html, you would enclose your text in ________.

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220. Most large-scale delivery services use a ____ system to connect source and destination nodes.

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221. Wi-fi access points are connected to networks via ____.

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222. To create a positive online learning experience, _____.

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223. The sql injection statement ____ determines the names of different fields in a database.

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224. The snmp manager stores the information it receives from get commands ________.

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225. The shell that is used by default in linux is the ____ shell.

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226. The process of deciding which path data takes on a network is called _____.

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227. Rfid technology is most useful in areas where ____ is used.

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228. Most internet connections use ____ transmission.

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229. In lans, ________ typically is for ________.

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230. A ________ is a formatted message that passes through networks.

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231. A _____ sends messages through several connected lans or to a wide-area network.

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232. A ____ is a hardware device that allows several nodes to share one communication channel.

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233. ____ storage allocation allows files to use any storage space available on the disk.

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234. ____ multiplexing is the multiplexing technique used to support sonet.