WAN MCQ Solved Paper for CLAT PG

1. 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

2. How would you suspend a telnet session?
A. CTRL-SHIFT-X 6
B. CTRL-SHIFT-6 X
C. CTRL-6 X
D. CTRL-C
Answer : B

3. Which of the following is true concerning ISL?
A. It is supported on both the 1900 and 2950 switches.
B. It adds a 26-byte trailer and 4-byte header.
C. Tagging is done in software.
D. The original Ethernet frame is not modified.
Answer : D

4. The address of a Frame Relay VC is called a ___________.
A. Data link layer connection identifier
B. Data layer connection index
C. Data link connection index
D. Data link connection identifier
Answer : D

5. When you have configured PPP on an interface and use the show interfaces command, what state indicates the successful negotiation of a network layer protocol?
A. ACK
B. CHALLENGE
C. CLOSED
D. OPEN
Answer : D

6. An idle DDR connection will be torn down after _________ seconds of not seeing interesting traffic.
A. 120
B. 122
C. 130
D. 132
Answer : A

7. VLSM allows you to summarize 192.168.2.0/24 and 192.168.3.0/24 as 192.168.2.0/25.
A. True
B. False
C.
D.
Answer : B

8. The slot number of a 1900's Fast Ethernet uplink ports is ________.
A. 0
B. 1
C. 2
D. No slot number is used
Answer : A

9. 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

10. A ________ topology describes how devices communicate with each other.
A. Physical
B. Logical
C.
D.
Answer : B

11. A 1924 has _________ Ethernet interfaces.
A. 24
B. 26
C. 27
D. 28
Answer : C

12. Which command takes you from Privilege EXEC mode to User EXEC mode?
A. enable
B. disable
C. exit
D. logout
Answer : B

13. To recall a previous command, which of the following would you use?
A. CTRL-P
B. ctrl-n
C. ctrl-r
D. down arrow
Answer : A

14. The OSPF process ID is __________.
A. Locally significant and is the router ID
B. Globally significant and must be configured on every router
C. Locally significant
D. OSPF doesn't use a process ID, but an AS number
Answer : C

15. What command assigns a User EXEC password to a 2950 switch?
A. password
B. login
C. enable password
D. enable password level
Answer : A

16. An _____________ is a public IP address associated with an inside device.
A. Inside global IP address
B. Inside local IP address
C. Outside global IP address
D. Outside local IP address
Answer : A

17. The _________ is your network equipment, which includes the DCE (e.g., a modem) and the DTE (e.g., a router).
A. Demarcation point
B. Carrier switch
C. Local loop
D. CPE
Answer : D

18. What subnet mask would you use to set up a default route?
A. 0.0.0.0
B. 255.255.255.255
C. Depends on the type of network number
D. None of these answers
Answer : A

19. _________ defines how the Frame Relay DTE and DCE interact with each other.
A. DLCI
B. CIR
C. LMI
D. PMI
Answer : C

20. Which of the following is a valid subnet mask value?
A. 255.0.255.255
B. 0.0.0.255
C. 255.255.254.0
D. 255.255.255.256
Answer : C

21. RIP generates routing updates every _________ seconds.
A. 15
B. 30
C. 60
D. 90
Answer : B

22. ________ topologies in NBMA environments do not have problems with split horizon.
A. Partially meshed
B. Fully meshed
C. Hub and spoke
D. Star
Answer : B

23. Which of the following is false concerning CHAP?
A. It sends an encrypted password.
B. It sends a challenge.
C. It is more secure than PAP.
D. It uses a three-way handshake.
Answer : A

24. 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

25. Which interface type is used to connect to the serial interface of a router?
A. EIA/TIA-232
B. V.35
C. DB-60
D. X.21
Answer : C

26. Which router command would you use to view the configuration register value?
A. show register
B. show interfaces
C. show configuration
D. show version
Answer : D

27. 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

28. Which of the following is false concerning VLANs?
A. A VLAN is a broadcast domain.
B. A VLAN is a logical group of users.
C. A VLAN is location-dependent.
D. A VLAN is a subnet.
Answer : C

29. 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

30. You are given a Class C network, 192.168.1.0/24. You need one network with 120 hosts
and two networks with 60 hosts. How many subnet masks do you need?
A. 1
B. 2
C. 3
D. 4
Answer : B

31. OSPF uses __________ as a metric.
A. Bandwidth
B. Delay
C. Cost
D. Hop count
Answer : C

32. _________ 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

33. When choosing a dynamic routing protocol, which of the following should not be considered?
A. Metrics used
B. How routing information is shared
C. How routing information is processed
D. Number of PCs in the network
Answer : D

34. You have a 24-channel T1 connection to your router. How many VCs does this T1 support?
A. 1
B. 24
C. No limit
D.
Answer : C

35. __________ allows you to distribute connection requests destined to a single IP address to multiple machines.
A. Traffic load
B. Traffic configuration
C. PAT
D. Load distribution
Answer : D

36. PPP can do all of the following except ___________.
A. Authentication
B. Compression
C. Quality of Service
D. None of these
Answer : C

37. You are given the following addressing information: 10.0.8.0/22. What type of address is this?
A. Network
B. Directed Broadcast
C. Host
D.
Answer : A

38. Which router-on-a-stick command defines the VLAN for the interface?
A. vlan
B. encapsulation
C. trunk
D. frame-type
Answer : B

39. 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

40. _________ allows you to create this summarization: 10.0.0.0/7.
A. Subnetting
B. CDR
C. Supernetting
D. VLSM
Answer : C

41. Choose the following that a standard IP ACL can match on.
A. Destination address
B. IP protocol
C. IP protocol information
D. None of the above
Answer : D

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

43. Which is true concerning a port in a listening state? (Choose all correct answers.)
.
A. It remains there for 15 seconds.
B. It forwards BPDUs and builds the CAM table
C. It remains there for 20 seconds.
D. It forwards BPDUs.
Answer : A

44. 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

45. A ___________ in a bit position of a wildcard mask means that the same bit position in the condition address must match the same bit position in the wildcard mask in order to execute the ACL's action.
A. 0
B. 1
C. 10
D. 11
Answer : A

46. Private addressing is defined in RFC ______.
A. 1920
B. 1934
C. 1818
D. 1918
Answer : D

47. 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

48. 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

49. A ___________ is similar to a telephone circuit-switched connection.
A. PVC
B. SVC
C.
D.
Answer : B

50. You execute the line console 0 command from Configuration mode. What will the router's prompt be?
A. Router(config)#
B. Router(config-line)#
C. Router(config-interface)#
D. Router#(config-if)
Answer : B