1. If i simplify the address 2001:0000:0000:00fe:0000:0000:0000:cdef, i get ________.

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

3. Which of the following ranges are reserved as private addresses?

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

5. State whether true or false. TCP is less reliable but faster than UDP.

6. How many hosts can you assign with a Class C network address using a subnet mask of 255.255.255.192..

7. What must be specified as part of a client reservation?

8. Which of the following is a universal and uniform numeric identifier for each computer on the network?

9.

You have four Class C network addresses:

203.200.5.0, 203.200.6.0, 203.200.7.0 and 203.200.8.0

You want to combine these addresses into one logical network to increase the host IDs that you can have on one subnet. Which subnet mask should you assign?

10. Assuming that none of the hosts has cached the entries, how many ARP broadcasts would be required for a host on one subnet to communicate with a host on a remote subnet that is separated by a single router?

11. By default how many subnets can you create with a Class B network address using a subnet mask of 255.255.252.0?

12. What are some of the keywords that can be included in your LMHOSTS file?

13. Which of the following Protocols is used as a security Protocol and is also one of the secure encryption systems used in communication?

14. How do you resolve IP addresses locally?

15. How can a host resolve an IP address of another host located on the same subnet without needing to send a broadcast?

16. Which of the following address is reserved for loopback tests?

17. Which address classes cannot be assigned to host computers?

18. Which of the following is a Multicast Address?

19. What is the default subnet mask for a Class C network?

20. Which of the following addresses are reserved for multicasting?

21. How many hosts can a Class A network accommodate?

22. What is the default time-to-live (TTL) value for an entry in the ARP cache?

23. Which of the following is definitely a broadcast address for a class C network having Subnet Mask 255.255.255.0?

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

25. What is the broadcast address of IP address 172.16.10.0 with a subnet mask of 255.255.252.0?

26. Which class address has the beginning range of 192.0.0.1 and the ending range of 223.255.255.254?

27. Which utility should you use to test whether TCP/IP has been initialized on a computer?

28. On which layer of OSI (Open Systems Interconnection) model do TCP and UDP work?

29. What TCP/IP configuration settings are required for a computer to be able to communicate outside of its local subnet?

30. Which of the following Protocols use port number 25?

31. Which file transfer Protocol uses UDP as a transport Protocol and lacks security?

32. You have 350 computers spread across eight subnets with two DHCP servers. You want each workstation to receive an IP address even when one of the DHCP servers is down. What should you do?

33. Which protocol is used to transfer information between a WWW server and a WWW browser?

34. What is the purpose of the metric value in a routing table?

35. What is the maximum number of valid IP addresses in a class C network?

36. Which of the following Protocols can automatically provide IP address, subnet mask, default gateway and DNS server's IP address to a client on a network?

37. When is supernetting required?

38. At what point does a DHCP client attempt to renew its lease?

39. You have a Class B network and you plan to break it up into seven subnets. One subnet will be connected to the Internet, but you want all computers to have access to the Internet. How should you assign the subnet mask on the router for the networks?

40. Which Protocol uses port number 21?

41. What is the binary value of 157?

42. In TCP/IP, what is the Windowing mechanism used for?

43. Which of the following indicates a local class C subnet?

44. What is the port number used by HTTP?

45. How many hosts can you assign with a Class C network address using a subnet mask of 255.255.255.192?

46. What is the purpose of a DHCP relay agent?

47. Which are the two valid IP addresses in the subnets of 192.168.10.0 network with a subnet mask of 255.255.255.248?

48. After a host name is resolved to an IP address, what does a local host need to do next to communicate with the target host if the target host resides on the same subnet?

49. To which subnet does the IP address 10.120.100.255/18 belong to?

50. What is the class of IP address 128.10.15.24?

51. Your Company has a class C network. Your company requires 6 usable subnets, with 20 hosts in each subnet. Which subnet mask will you use?

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

53. Which of the following is a valid host IP address?

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

55. What is maximum number of hosts allowed on subnet 172.20.64.0/23?

56. How does ARP work when attempting to resolve the IP address of a destination host located on a different subnet?

57. Which one of the following addresses can be used as a host address for the subnet 200.100.10.64/27?

58. What kind of message can an SNMP agent generate?

59. What does the HOSTS file contain?

60. How is a subnet mask specified for supernetting?

61. If you have a subnet mask of /27 for a class C network, how many subnets and host per subnet will you get?

62. Which IP address class does the following IP address belong to? 78.34.6.90

63. What is the network ID of IP address 172.30.60.0/20?

64. Which protocols does SNMP use when sending messages between subnets?

65. Which protocol matches the remote host's physical address to a given IP address?

66. Which Protocol is used to find the IP address from the name of a website/host?

67. Your network has an IP of 150.150.0.0 and you need to divide it into multiple subnets. You need 600 host IDs for each subnet, with the largest amount of subnets available. Which subnet mask should you assign?

68. In which class of addresses does the first octet specify the network ID and the last three octets specify the host ID?

69. How can you prevent a DHCP server from assigning an IP address to a DHCP client when that address is within the range of addresses defined in a DHCP scope?

70. Which technique enables a single network address to span multiple physical networks?

71. How many subnets are available in a class B network with subnet mask of 255.255.255.0?

72. Which of the following Protocols is used for transferring electronic mail?

73. You have a Class A network address with 60 subnets. You need to add 40 new subnets in the next two years and still allow for the largest possible number of host IDs per subnet. Which subnet mask should you assign?

74. Which protocol does the ping command use when attempting to test whether a remote host is running?

75. Which statements are true regarding UDP?

76. What is the top-most level of the Internet domain name hierarchy called?

77. TCP is less reliable but faster than UDP.

78. Which Protocol is used to obtain the MAC address from a given IP address?

79. What is the maximum life time of an entry in the Dynamic ARP cache?

80. How many bits are used to represent an IPv4 address?

81. What is the binary value of hex BF?

82. In TCP/IP protocol suite,where does ARP fall?

83. 06-00-00-00-00-00 is Unicast MAC Address

84. A switch will forward a unicast frame through all of its ports (except for the port that originated the frame)

85. 06-00-00-00-00-00 is Universally administered MAC address

86. Which of the following is a VALID use of IP address 24.0.0.0/8?

87. A TCP header should contain a:

88. Which of the following is NOT a protocol associated with the TCP/IP internetwork layer?

89. Which of the following is incorrect about an IPv4 address?

90. What is binary 00011000.01001100.01111001.00001010 equivalent to in Decimal?

91. What is the maximum size of RIP datagrams?

92. Which of the following protocols was designed to overcome the weaknesses of RARP (Reverse Address Resolution Protocol)?

93. VERSION, IHL, TOS etc are valid properties of which of the following?

94. Which of the following protocol messages belong to STD 6?

95. Which of the following is a VALID use of IP address 0.0.0.0/8?

96. Which of the following is not true regarding the traceroute application?

97. Which of the following socket bypass the normal TCP/IP processing?

98. Which of the following is not a valid TCP/IP protocol layer ?

99. What layer in the TCP/IP stack is equivalent to the Transport layer of the OSI model?

100. Who invented TCP/IP?