Basic CISCO MCQ

1. The output of the statement: cout << pow(3.0, 2.0) + 5 << endl; is ____.

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2. A _______ is where responsibility of a network shifts from one organization to another.

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3. A ____ occurs when two transmissions interfere with each other

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4. When setting up a new router the first action after your initial login should be to _______.

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5. A(n) ____ is a compilation of information about all the networks that the router can reach.

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6. A(n) _______ is stored within the destination file and remains connected to the source file.

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7. When the host portion of an ip address is all binary ones, that address is a ____ identifier

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8. When using classful ipv4 addressing, a network id always ends with an octet of ____.

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9. Hackers can be generalized into two skill groups: expert and ____________________.

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10. Failure to lock database records before updating them may result in a ____ between processes.

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11. Each of the following describes erp systems except _________.

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12. A usb port can support a total of ______ devices through the use of hubs.

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13. A class diagram is a(n) _____ model.

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14. ________ can be used as pointers.

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15. A popular network protocol is ____, which today is the backbone of the internet.

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16. Powershell web access gateway allows _______.

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17. The hardware that actually produces your hard-copy documents is called a _______.

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18. Tcp is a(n) ____ subprotocol.

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19. With a switched backbone network, the equipment is usually placed in a ______.

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20. Vmware and parallels desktop software are examples of ____

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21. Smtp operates from port ____.

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22. Routers usually are connected in a ________ topology.

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23. Rip uses only ______________ to determine the best path to an internetwork.

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24. Ospf and ____ are two examples of routing protocols that support multiple types of services.

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25. In the tcp/ip protocol suite, ____ is the core protocol responsible for logical addressing.

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26. In a client/server design, a database server ____.

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27. Configuring firewall policies is viewed as much as a(n) __________ as it is a(n) __________.

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28. An ip address is composed of two parts, one is the ____________ id and one is the host id.

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29. ______________ in sonet are analogous to the ________________ of t-carriers.

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30. Which of the following frame-tagging methods can be used for creating a trunk link between Cisco and Non Cisco switches?

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31. If you have a subnet mask of /26 for a class C network, how many subnets and host per subnet will you get?

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32. Which of the following techniques are used by transport layer?

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33. What is the binary value of hex BF?

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34. What is the maximum number of hosts allowed on subnet 172.16.50.75/22?

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35. Which two authentication methods can be used with PPP links?

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36. Which protocol is used to find the MAC address of a device whose IP address is known?

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37. Which of the following is a valid unicast IP address?

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38. Which device breaks up a Broadcast Domain by default?

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39. Which of the following must be configured on a switch to segment Broadcast Domain?

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40. Which of the following command is used to set console password?

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41. What is the number of collision domains on a 16 port switch?

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42. In which of the following memories is Mini-IOS or bootloader of a router stored?

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43. Which of the following is a Multicast Address?

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44. What is the network ID of IP address 172.16.40.0/20?

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45. You are not able to create a new VLAN and cannot delete or change existing VLANs on a switch. What could be the problem?

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46. What is the command for copying a router's IOS to a TFTP server?

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47. How many access control lists can be applied on an interface?

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48. What is the decimal equivalent of binary 11001110?

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49. Which protocol uses port number 23?

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50. Which key combination is used to interrupt the boot sequence of a router?

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51. Which encapsulation method will you choose if you want to connect a Cisco router and a non Cisco router with a serial connection?

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52.

State whether True or False:

You have two routers connected with point-to-point links using different encapsulation methods. They will be able to communicate with each other.

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53. What is the command to show Frame relay map table?

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54. How many bearer(B) and data(D) channel/s are there in a standard ISDN BRI service?

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55. Which of the following VLANs is recommended by Cisco to be used as an administrative VLAN?

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56.

State whether True or False:

You can only create that number of VLANs which are equivalent to the number of ports on a switch.

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57.

What do you understand from the following commands:

  access-list 110 deny tcp 192.168.10.0 0.0.0.255 any eq 21

        access-list 110 permit ip any any

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58. Which type of NAT uses different ports to map multiple IP addresses to a single global IP address?

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59. Which of the following commands show Cisco IOS image file name?

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60. Which of the following are stored in RAM?

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61. Which one of the following addresses can be used as a host address for the subnet 192.168.50.16/28?

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62. What is the OUI portion of MAC address B4-3F-95-5F-1D-09 in binary?

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63. What is the binary value of 157?

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64. Which command will you use to configure IP address on an interface?

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65. Which of the following services can be used to set up a database of MAC addresses that can be used for dynamic addressing of VLANs?

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66.

You executed the following command on your router:

      Router(config)# router ospf 15

      Which command will you execute next to complete OSPF configuration on your router?

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67. At which layer of OSI Model does a router work?

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68. Which of the following commands will you use to enable RIP version 2 on your router?

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69. What is the default value of bridge priority on Cisco switches?

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70. Which command will you use to view sending and receiving of RIP update packets that normally run in the background ?

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71. Which of the following switches support both ISL and 802.1Q encapsulation methods?

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72. What is the binary value of hex 9F?

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73. What is the speed of ISDN PRI service with 30B +1D channel?

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74. Different routing protocols use different methods to calculate the distance to a network. What is that method called?

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75. In which of the following modes does a switch not participate in VTP domain, but still forwards VTP advertisements by trunk links?

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76. If interface Ethernet 0 is showing that it is administratively down, what will you do to turn it on?

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77. Which of the following are frame relay LMI types?

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78. What is the full form of CSMA/CD?

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79. What is the command to configure q933a as frame relay LMI type?

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80. Which of the following are examples of the Data Link Layerr?

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81. Which layer of OSI model encapsulates packets into frames?

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82.

Refer to the diagram. 

Host A is not able to communicate with Host B. However, Router A can communicate with Host B. What could be the problem?

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83. On which layer of the OSI model do TCP & UDP work?

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84. What is the command to configure PPP encapsulation on serial 0?

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85. Which of the following devices can be connected using a straight cable?

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86. What will be the command for standard access control list to deny a single source address 10.15.12.2?

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87. What is the maximum speed supported by a standard ISDN BRI?

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88. What is the main purpose of creating VLANs?

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89. What is the speed of a T1 line?

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90. Routing protocols use a method to advertise many networks as one network to other routers. What is that method called?

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91.

You made some changes in your router's configuration and executed the following command:

 Router# copy run start

When you restarted your router it went into the Setup mode. What is the problem?

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92. What is the maximum number of valid IP addresses in a class B network?

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93. Which area must be present to connect two different areas in an OSPF network?

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94. Which command will you use to enable default routing on a router?

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95. Which is the default mode of operation in a VTP domain for all catalyst switches?

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96. Which command will disable CDP on a router?

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97. Which of the following commands will allow a single source address 172.16.0.5 to telnet a single destination address 192.168.10.2?

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98. If UDP receives datagrams that are not in sequence, what will it do?

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99. Which of the following commands will prevent telnet access from all users on subnet 172.16.16.0 with subnet mask 255.255.240.0 to any destination?

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100. Which of the following routing protocols are Cisco proprietary?

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101. Which command is used to disable domain lookup?

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102. Which is the command to view all available commands in the mode you are working in?

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103. Which of the following addresses is reserved for loopback tests?

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104. Which subnet mask will you use to fulfill the requirements of all the departments if you are using a class C network?

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105. Which command is used to encrypt all the passwords of a router?

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106. Which of the following routing protocols are distance vector routing protocols?

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107. Which two statements are true about CHAP authentication method?

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108. Which of the following Protocols work on Application Layerr of OSI model?

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109. Which of the following routing protocols are not classless routing protocols?

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110. Which two factors are used by default for calculation of metric by EIGRP?

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111. Which of the following devices can be connected using a Rollover cable?

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112. What is the subnetwork to which IP address 10.70.50.255/18 belongs?

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113. Which of the following cables is not prone to electrical interferences?

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114. What is the default number of commands that a router can show if you execute 'show history' command?

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115. What is the command to delete the configuration stored in NVRAM?

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116. Which of the following subnet masks should you use on Router A and Router B serial links so that there is minimum wastage of IP addresses?

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117. What is the maximum number of paths supported by IGRP for load balancing?

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118. Which of the following provides routing protocol support for IPX, Appletalk and IP networks simultaneously?

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119. What should be the value of configuration register in a router to boot IOS image stored in ROM?

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120. Which of the following statements are true for inter VLAN communication?

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121. Which of the following devices is used to connect a non ISDN device with an ISDN network?

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122. Which of the following statements is true regarding VLAN 1?

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123. In which of the following networks, are DR and BDR elected in OSPF?

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124. If a router has been configured for static routing, IGRP, OSPF, EIGRP and RIP with their default values, which routing will the router use to send data?

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125. Which of the following switching methods forward the frame after reading the destination MAC address only?

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126. What is the Administrative Distance (AD) of OSPF?

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127. What is the correct order of data encapsulation in OSI model?

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128. Which command will you execute to use 16 subnets of a class C network with subnet mask of 255.255.255.240?

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129. Which command will apply access-list 150 on interface e0 in outbound direction?

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130. What is the maximum number of subnets (usable) that you can create in a class B network?

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131. Which of the following Protocols work on Application Layer of OSI model?

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132. How many Broadcast Domains are there if two switches are connected to each other using a trunk link?

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133. At which layer of OSI model does a hub work?

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134. Which command is used to configure the configuration-register of a router?

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135. What is the full form of ISDN?

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136. If you set bandwidth of 64 kbps on an interface, what will be it's cost in OSPF?

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137. What will happen if you declare an interface as passive interface in IGRP routing protocol?

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138. Which command is used to view IP routing table?

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139. What is the hop count limit for OSPF?

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140. Which command is used to view the list of all active connections made to the console and VTY ports of your router?

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141. Which command will you execute to see whether the cable attached with your router's Serial 0 is DCE or DTE?

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142. Which statement is true about RID (Router ID) in OSPF?

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143. What is the default value of flush timers in IGRP?

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144. How many bits of a MAC address are used by OUI portion?

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145. A vlan interface is up/down on a catalyst layer 3 switch. How can you fix this issue?

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146. What does the IEEE 802.2 standard represent in Ethernet technologies?

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147. What PPP protocol provides for dynamic addressing, authentication, and multilink?

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148. What type of port configuration should you use for PVLAN interfaces that connect to a router?

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149. A static route that points to the next hop IP will have what administrative distance and metric in the routing table?

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150. What Protocol Does PPP use to identify the Network layer protocol?

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151. Routers R1 and R2, currently EIGRP neighbors over their Fa0/0 interfaces (respectively), both use EIGRP authentication. Tuesday at 8 p.m. the neighborship fails. Which of the following would NOT be useful when investigating whether authentication had anything to do with the failure?

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152. Which of the following settings could prevent two potential EIGRP neighbors from becoming neighbors?

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153. Which of the following is the valid host range for the subnet on which the IP address 192.168.168.188 255.255.255.192 resides?

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154. What administrative distance would a router assign to a default route in EIGRP that is learned from a source external to the autonomous system?

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155. Select the highest VRRP priority.

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156. When does a loopback interface becomes up/up on a layer3 switch?

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157. Choose the correct syntax to configure an IPX subinterface on a router:

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158. Which of the following is a valid host IP in this network: 172.27.0.0/23

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159. Which protocols are class full ?

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160. On a router running EIGRP, what database would maintain a list of feasible successors?

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161. what is the protocol number of ospf

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162. Which command will create a subinterface on serial 0 (zero)?

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163. The administrative distance of (internal) EIGRP is:

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164. Which of these protocols is NOT "distance-vector" IGP ?

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165. Which of the following is NOT a Cisco proprietary protocol?

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166. A receiving host computes the checksum on a frame and determines that the frame is damaged. The frame is then discarded. At which OSI layer did this happen?

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167. Which is the default register in the router?

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168. What is the first CLI mode you get in when startup the Router/Switch?

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169. Which routing protocol is needed in a network which focuses on bandwidth and uses Cisco and Non-Cisco devices?

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170. Which term defines a collection of networks under the administrative control of a single entity that presents a common routing policy to the Internet?

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171. Which of the following methods is for compatibility of IPV4 and IPV6?

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172. Which statement describes EIGRP?

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173. Router-on-a-stick requires what kind of port be set up on the switch port attached to the router?

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174. How many bits have IPv4 address?

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175. ADSL uses ____ .

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176. When you log into a switch, which prompt indicates that you are in privileged mode?

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177. How many maximum VLAN's can be created?

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178. Which layer defines the physical topology?

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179. Which protocol should be used to establish a secure terminal connection to a remote network?

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180. A PC to PC connection uses ___ cable.

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181. Splitting a network into other smaller and smaller networks is called?

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182. type of authentication Eigrp support.

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183. At which OSI layer does a hub operate at?

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184. A L3 switch is ___

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185. In which CLI mode does an administrator have to be in for configuring devices?

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186. Choose the Ethernet connector:

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