UPSC CDS - WAN 1000+ MCQ [Solved] PDF Download

1. IGRP generates an update every ___________ seconds.
A. 30
B. 60
C. 90
D. 120
Answer : C

2. The ___________ is the point where the carrier's responsibility ends and yours begins.
A. Local loop
B. Demarcation point
C. CPE
D. Toll network
Answer : B

3. Extended IP ACLs should be placed as close to the ____________ device as possible.
A. Source
B. Destination
C.
D.
Answer : A

4. The 1900 switch supports ________ VLANs.
A. 10
B. 32
C. 64
D. 250
Answer : C

5. 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

6. 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

7. Which of the following are classless protocols?
A. IGRP
B. EIGRP
C. IGRP and EIGRP
D. Neither IGRP or EIGRP
Answer : B

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

9. __________ states that if a neighboring router sends a route to a router, the receiving router will not propagate this route back to the advertising router on the same interface.
A. Split horizon
B. Poison reverse
C. Hold-down timer
D. Hop count limit
Answer : A

10. 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

11. What command activates the IP routing process?
A. router
B. enable
C. network
D. no shutdown
Answer : C

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

13. ___________ defines LAPD, which is responsible for the data-link layer connection between the router and the ISDN switch.
A. Q.931
B. Q.921
C. I.921
D. I.931
Answer : B

14. 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

15. A _________ is a network that provides a secure connection from a company to other business partners.
A. Intranet
B. Extranet
C. Internet
D.
Answer : B

16. _________ negotiates the data link and network layer protocols that will traverse a PPP connection.
A. LCP
B. NCP
C. CDP
D. PAP
Answer : B

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

18. A __________ route is the best path to reach a destination within the topology table.
A. Successor
B. Feasible successor
C. Advertised distance
D. Feasible distance
Answer : A

19. 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

20. 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

21. If the port status LED on a 2950 is ________, there is a physical layer connection problem.
A. Flashing green and amber
B. Flashing green
C. Amber
D. Flashing amber
Answer : A

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

23. 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

24. Enter the wildcard mask value to match on every bit position in an address: _________.
A. 255.0.0.0
B. 0.0.0.0
C. 255.255.255.255
D. 255.255.0.0
Answer : B

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

26. An OSPF's router ID is based on __________.
A. The lowest IP address on its loopback interface, if configured, or the lowest IP address onits active interfaces
B. The highest IP address on its loopback interface, if configured, or the highest IP address on its active interfaces
C. The highest IP address on its active interfaces, if configured, or the highest IP address on its loopback interfaces
D. The lowest IP address on its active interfaces, if configured, or the lowest IP address on its loopback interfaces
Answer : B

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

28. 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

29. Which frame field is different between ISO HDLC and Cisco's HDLC?
A. Address
B. Control
C. Flag
D. Proprietary
Answer : D

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

31. The _______ program goes out and finds the IOS and loads it.
A. ROMMON
B. Bootstrap
C. Mini-IOS
D. Loader
Answer : B

32. A ___________ is basically all of the components, hardware and software, involved
in connecting computers across small and large distances.
A. LAN
B. WAN
C. Network
D. SAN
Answer : C

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

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

35. 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

36. Which metric components, by default, are used in IGRP? (Choose all the correct answers.)
A. Delay
B. Reliability
C. Load
D. Bandwidth
Answer : A

37. A _________ connects two or more LANs in the same geographic area.
A. LAN
B. WAN
C. MAN
D. SAN
Answer : C

38. What uses 64 Kbps of bandwidth?
A. PRI
B. BRI
C. DS1
D. DS0
Answer : D

39. 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

40. 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

41. You are given the following addressing information: 172.17.16.255/23. What type of address is this?
A. Network
B. Directed Broadcast
C. Host
D.
Answer : C

42. You are given a Class C network with 25 bits of networking. How many subnets do you have?
A. 1
B. 2
C. 3
D. 4
Answer : B

43. RIP has a maximum hop count of ____________ hops.
A. 10
B. 15
C. 16
D. 100
Answer : B

44. 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

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

46. 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

47. Annex A is which LMI standard?
A. Cisco
B. ITU-T Q.933
C. ANSI
D.
Answer : B

48. 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

49. When backing up your IOS image from flash, which of the following will the copy flash tftp command prompt you for? (Choose all correct answers.)
A. TFTP server IP address
B. Verification to copy
C. Source filename
D. Destination filename
Answer : A

50. A _________ routes between different autonomous systems.
A. BPG
B. EGP
C. IPP
D. IGP
Answer : B