1000+ WAN Multiple Choice Question Answer [Solved]

1. You are given a class C network, 192.168.1.0/24. You need three networks with 60 hosts and two networks with 30 hosts. What are the subnet mask values you could use?
A. 255.255.255.128 and 255.255.255.192
B. 255.255.255.224 and 255.255.255.240
C. 255.255.255.192 and 255.255.255.224
D. None of these
Answer : A

2. Which of the following reasons might you need to use address translation?
A. You have to use public addressing because your ISP didn't assign you enough private addresses.
B. You are using private addresses but have changed ISPs, and your new ISP won't support these private addresses.
C. You want to assign the same IP address to multiple machines so that users on the Internet see this offered service as a single logical computer.
D. You are merging two companies that use different address spaces.
Answer : C

3. When a carrier experiences congestion, it marks the _______ bit in the header of the Frame Relay frame.
A. CIR
B. DE
C. BECN
D. FECN
Answer : D

4. Which of the following is a disadvantage of SANs?
A. Distance limitation
B. Cost
C. Overhead
D. Management
Answer : B

5. Which command defines interesting traffic?
A. dialer-group
B. dialer-list
C. dialer map
D. dialer remote-name
Answer : B

6. How many steps do LCP and NCP go through when setting up a connection?
A. 1
B. 2
C. 3
D. 4
Answer : C

7. VLSM allows a network segment to have more than one subnet mask.
A. True
B. False
C.
D.
Answer : B

8. With _________ switching, the switch reads the destination MAC address of the frame and
immediately starts forwarding the frame.
A. Store-and-forward
B. Cut-through
C. Fragment-free
D. Runtless
Answer : B

9. You are in Interface Subconfiguration mode and want to completely return to Privilege EXEC mode. What would you enter? (Choose all correct answers.)
A. CTRL-Z
B. end
C. exit
D. logout
Answer : A

10. Which type of traffic is not flooded?
A. Multicast
B. Known unicast
C. Broadcast
D. Unknown unicast
Answer : B

11. You are given a class C network, 192.168.1.0/24. You need one network with 120 hosts and three networks with 60 hosts. What subnet mask values would you use?
A. 255.255.255.128 and 255.255.255.192
B. 255.255.255.128
C. 255.255.255.192
D. None of these
Answer : D

12. BPDU stands for ____________.
A. Bridge Protocol Description Unicast
B. Bridge Protocol Data Unit
C. Bridge Protocol Description Unit
D. Bridge Protocol Data Unicast
Answer : B

13. Which of the following is not an advantage of route summarization?
A. It requires less memory and processing.
B. It supports smaller routing update sizes.
C. It contains network problems.
D. It supports discontiguous subnets.
Answer : D

14. You have this binary value: 11000001. This equates to _____ in decimal.
A. 183
B. 193
C. 173
D. 203
Answer : B

15. If the 1900 SYSTEM LED is _________, a system POST test has failed.
A. Green
B. Amber
C. Flashing amber
D. Flashing green and amber
Answer : B

16. With a rollover cable, pin 7 on one end is mapped to pin ________ on the other end.
A. 2
B. 3
C. 4
D. 5
Answer : A

17. When connecting a switch to a router, use a ___________ cable.
A. Crossover
B. Straight-through
C. Rollover
D.
Answer : B

18. RIP supports load balancing for up to __________ ___________ paths.
A. Six, unequal-cost
B. Four, unequal-cost
C. Four, equal-cost
D. Six, equal-cost
Answer : D

19. When connecting a router to a PC, use a __________ cable.
A. Crossover
B. Straight-through
C. Rollover
D.
Answer : A

20. With a crossover cable, which pins are crossed over?
A. 1 and 2, 3 and 6
B. 1 and 3, 2 and 6
C. 1 and 4, 2 and 6
D. 1 and 3, 4 and 6
Answer : B

21. _________ describe(s) users that can connect to a network from any location.
A. SOHO
B. Branch office
C. Mobile users
D. Corporate office
Answer : C

22. The root switch is the one elected with the __________ __________.
A. Lowest MAC address
B. Highest MAC address
C. Lowest switch ID
D. Highest switch ID
Answer : C

23. When using the show interfaces command, which Frame Relay information can you not see?
A. The DLCI number used for LMI
B. The number of LMIs sent and received
C. Statuses of PVCs
D. The LMI type
Answer : C

24. What would you enter to see the last few commands you entered?
A. show version
B. show commands
C. show previous
D. show history
Answer : D

25. Which type of routing protocol uses the Shortest Path First algorithm?
A. Distance vector
B. Link state
C. Hybrid
D.
Answer : B

26. You are given a MAC address of 01A2.0482.FE12. What is the OUI value in binary?
A. 00011011.10100010.00000100
B. 00000000.00000001.00000100
C. 00000001.10100010.00000100
D. 00000001.10100001.00000010
Answer : C

27. Which of the following situations are best for DDR connections?
A. Primary WAN connection
B. A lot of constant traffic
C. Long phone calls
D. Backup connection
Answer : D

28. What router command saves the active configuration to NVRAM?
A. copy nvram startup-config
B. copy startup-config running-config
C. copy running-config nvram
D. copy running-config startup-config
Answer : D

29. ___________ only translates one (and only one) IP address to another.
A. NAT
B. PAT
C. PAR
D. NAT and PAT
Answer : A

30. If you see a VC with an inactive status, this indicates ____________.
A. The connection between both Frame Relay DTEs is up and operational.
B. The connection between your Frame Relay DTE and DCE is up and operational, but there is something wrong with connection between your connected Frame Relay switch and the destination DTE.
C. You are not receiving any LMI messages from the Frame Relay switch.
D.
Answer : B

31. When using debug with PAP, which of the following message types might you see?
A. AUTH-ACK
B. SUCCESS
C. CHALLENGE
D. None of these
Answer : A

32. Which router command clears all of the static translations in the address translation table?
A. erase ip nat translation *
B. clear ip nat translation *
C. clear ip nat translation all
D. None of these commands
Answer : D

33. Which router command creates a standard named ACL called test?
A. ip access-list test
B. access-list test
C. ip access-list standard test
D. access-list standard test
Answer : C

34. Which of the following is true concerning ACLs?
A. Order of the statements is automatic.
B. All statements are processed.
C. If no match is found, the packet is permitted.
D. You can delete a specific statement in a named list.
Answer : D

35. A _________ looks at OSI Reference Model layers 4-7 to make intelligent decisions about how to obtain information for a user.
A. SAN
B. LAN
C. CN
D. SAN and CN
Answer : C

36. Frames sent above the __________ limit will have their _________ bit set.
A. CIR, DE
B. BC, DE
C. BC, FECN
D. CIR, FECN
Answer : B

37. When setting up an RJ-45 console connection, you need a RJ-45-to-DB-9 __________ adapter to attach to the COM port of your PC.
A. Auxiliary
B. Console
C. Connection
D. Terminal
Answer : D

38. A routing protocol will use a _________ to determine which path is the best path.
A. Administrative distance
B. Metric
C. Hop count
D. Cost
Answer : B

39. Which of the following is false concerning OSPF?
A. It provides a loop-free topology.
B. It is a classful protocol and allows for a hierarchical design.
C. It requires more memory and processing cycles than distance vector protocols.
D. It is complex to configure and difficult to troubleshoot.
Answer : B

40. The _________ reference point defines the connection between the NT2 and the NT1.
A. P
B. Q
C. R
D. T
Answer : D

41. Which command activates an IP ACL on a router's interface?
A. access-list
B. ip access-group
C. access-class
D. access-group
Answer : B

42. Which of the following is not an advantage of DHCP?
A. It allows for the use of private addressing.
B. It reduces the amount of configuration on devices.
C. It reduces likelihood of configuration errors.
D. It gives you more control by centralizing IP addressing information.
Answer : A

43. A Class A address has _________ host bits.
A. 8
B. 16
C. 20
D. 24
Answer : D

44. A VTP server switch generates a summary advertisement every _________ minutes.
A. 1
B. 2
C. 3
D. 5
Answer : D

45. You have ISL trunks in your network and five VLANs configured. How many instances of STP are running?
A. 1
B. 5
C. 10
D. 15
Answer : B

46. A __________ topology uses a single connection to connect all devices together.
A. Bus
B. Star
C. Point-to-point
D. Ring
Answer : A

47. 172.16.240.256 is a class __________ address.
A. A
B. B
C. C
D. None of the above
Answer : D

48. Which router command would you use to test only layer-3 connectivity?
A. telnet
B. show cdp traffic
C. show interfaces
D. traceroute
Answer : D

49. You are given a class C network and you have four LAN segments with the following numbers of devices: 120, 60, and two with 30. What subnet mask values would you use to accommodate these segments?
A. /24, /25, and /26
B. /25, /26, and /27
C. /26, /27, and /28
D. None of these
Answer : B

50. Which prompt indicates that you are at User EXEC mode?
A. >
B. #
C. %
D. @
Answer : A