Networking MCQ Solved Paper for CLAT PG

1. In an active mode if any FTP client sends the port command "PORT 192,168,0,1,4,1" then
what will be the interpretation of port field?
A. 1024
B. 1025
C. 1023
D. 227
Answer : B

2. A router receives an IP packet with source IP address 130.45.3.3 and destination IP address 202.23.4.16. The router cannot find the destination IP address in its routing table. Which ICMP message should be sent?
A. Time stamp request
B. Router solicitation
C. Destination Unreachable
D. Parameter problem on a datagram
Answer : C

3. In TCP segment format _______indicates start of data.
A. RST
B. ACK
C. URG
D. Data Offset
Answer : D

4. Which directory service is used in Windows 2000 Server?
A. Active Directory
B. SAM
C. NDS
D. Bindery
Answer : A

5. Which of the following protocol resolves a host's hardware address for a known IP
address?
A. InATMARP protocol
B. ATMARP protocol
C. InARP protocol
D. ARP protocol
Answer : D

6. The idea of sharing one network address among the multiple physical networks can be done using the following technique:
A. Supernetting
B. Subnetting
C. Transparent router
D. Both b & c
Answer : D

7. Which of the following protocols are considered unreliable or connectionless?
A. UDP
B. TCP
C. FTP
D. TFTP
Answer : A

8. You have a network card with the connector in question 43, and it also has a 9 pin female connector. What type of card is it?
A. ethernet
B. token ring
C. fiber optic
D. ipx/spx
Answer : B

9. Which of these cable is/are used to connect devices to hubs and switches.
A. crossover
B. straight-through
C. co-axial
D. both A) and B)
Answer : D

10. Which of the following can support many concurrent B-channel links and one 64 Kbps Dchannel?
A. ISDN Basic Rate Interface (BRI)
B. ISDN Primary Rate Interface (PRI)
C. Point-to-Point circuit (PPP)
D. ISDN NRZ encoding
Answer : B

11. The special address 'THIS HOST' is referred to as
A. 0.0.0.0
B. 0.0.14.98
C. 127.0.0.127
D. 255.255.255.255
Answer : A

12. ………………….is a technique of conversion between the representation of digital data in user equipment and the corresponding signals transmitted over a communications channel.
A. Line coding
B. Demodulation
C. Modulation
D. Segmentation
Answer : C

13. Which is the port used by POP3?
A. 69
B. 110
C. 143
D. 443
Answer : B

14. At which layer of the OSI model do FTP, SMTP, POP3, and HTTP function?
A. Physical
B. Network
C. Transport
D. Application
Answer : D

15. The key concern in the design of transmission system is -------------- and ---------------
A. data rate ,distance
B. speed, accuracy
C. accuracy, simplicity
D. distance , cost
Answer : A

16. What is used to boost a digital signal?
A. amplifier
B. digi-booster
C. multiplexer
D. booster
Answer : D

17. What is the maximum size of IP header in the UDP Datagram format?
A. 40 bytes
B. 50 bytes
C. 60 bytes
D. 70 bytes
Answer : C

18. What is the length of MARKER field in BGP message header?
A. 1 byte
B. 2 byte
C. 16 byte
D. 19 byte
Answer : C

19. 17. Which of the following use default routes for inter-domain routing?
A. Type 2
B. Type 4
C. Type 3
D. Type 1
Answer : B

20. In ________ routing, the tunnel creates a bridge through areas that do not support
multicast traffic.
A. Internet
B. MBONE
C. Border Gateway Protocol
D. Multicast OSPF
Answer : B

21. How many 64-Kbps channels are used on an ISDN BRI?
A. 1
B. 2
C. 3
D. 4
Answer : B

22. Which of the following protocols use a topology table to install routes into the IP routing
table?
A. Open Shortest Path First (OSPF)
B. Enhanced Interior Gateway Routing Protocol (EIGRP)
C. Exterior Gateway Protocol (EGP)
D. Static routing protocols
Answer : B

23. ____________ was developed to support aggregation and summarization of routing
information.
A. Static Routing protocol
B. Enhanced Interior Gateway Routing Protocol (EIGRP)
C. Routing Information Protocol (RIP)
D. Border Gateway Protocol (BGP)
Answer : D

24. 127.0.0.1 address is reserved for internal loopback functions.
A. True.
B. False.
C.
D.
Answer : A

25. Internet e-mail system based on the ……………………………………………..
A. FTP
B. Simple Mail Transfer Protocol (SMTP)
C. POP
D. Both SMTP and POP
Answer : B

26. In an autonomous system with n areas, how many areas are connected to the backbone?
A. 1
B. N
C. N+1
D. N-1
Answer : D

27. T1 makes up 24 channels.
A. True.
B. False.
C.
D.
Answer : A

28. Which OSI model layer provides for encryption and decryption of data?
A. Data-link
B. Transport
C. Presentation
D. Application
Answer : C

29. Which type of BGP message is sent by a system to notify another router of the senders existence?
A. Keep-alive
B. Notification
C. Open
D. Update
Answer : A

30. Which of the following is defined in RFC 4366?
A. Secure File Trasfer Protocol (SFTP)
B. Trivial File Transfer Protocol (TFTP)
C. File Transfer Protocol (FTP)
D. Transport Layer Security (TLS)
Answer : D

31. FDDI operates on 100 Mbps.
A. True.
B. False.
C.
D.
Answer : A

32. Router B receives an update from router A that indicates Net1 is two hops away. The next update from A says Net1 is five hops away. What value is entered in B's routing table for Net1? Assume the basic RIP is being used.
A. 6
B. 7
C. 2
D. 3
Answer : A

33. How many number of host/machine can be attached to a network using a class B address?
A. 65,536
B. 128
C. 256
D. 16,777,216
Answer : A

34. Which of the following provides control over multimedia sessions?
A. Session Initiation Protocol (SIP)
B. Session Description Protocol (SDP)
C. Session Announcement Protocol (SAP)
D. Real-time Control Protocol (RTCP)
Answer : A

35. Which of the following is the IEEE specification for wireless networks?
A. 802.3
B. 802.5
C. 802.2
D. 802.11b
Answer : D

36. A time exceeded message is generated if ………………………………………………….
A. The round trip time between hosts is close to zero.
B. The Time-to Live field has a zero value.
C. Fragments of a message do not arrive within a set time
D. both b & c
Answer : D

37. Using a class B address maximum of …………………networks can be defined with up to……………………..hosts per networks.
A. 2,097,152-------------254
B. 16,384-----------------65,536
C. 16,384---------------65,534
D. 126--------------------16,777,214
Answer : C

38. Which of the following use default routes for inter domain routing?
A. Type 2
B. Type 4
C. Type 3
D. Type 1
Answer : B

39. What is the IEEE specification for Ethernet?
A. 802.1
B. 802.2
C. 802.3
D. 802.4
Answer : C

40. Which layer of the OSI model does a switch operate in?
A. Physical
B. Data-link
C. Network
D. Transport
Answer : B

41. You have a network card with the connector in question 43, and it also has a 15 pin female connector, the pins being in two rows. What type of card is it?
A. ethernet
B. token ring
C. arcnet
D. dlc
Answer : A

42. Where are routing tables placed?
A. in network interface card
B. in routers memory
C. in server memory
D. in a subnets memory
Answer : B

43. Which class does the IP address 202.119.22.31 belong to?
A. Class A
B. Class B
C. Class C
D. APIPA
Answer : C

44. You are browsing www.microsoft.com on a machine named host.contoso.org.. What is the order of domain name resolution?
A. Contoso.com, contoso.org, microsoft.com, com
B. Contoso.com, org, microsoft.org, org
C. Contoso.org, org, root [.], com, microsoft.com
D. Microsoft.com, com, org, contoso.org
Answer : C

45. Identify the topology and network type that uses a central hub with cables connected to workstations.
A. Physical star topology, Ethernet
B. Physical bus topology, Ethernet
C. Physical ring topology, token ring
D. Physical ring topology, Ethernet
Answer : A

46. ARP is defined in RFC _____ and it is a current internet standard, ________
A. RFC-37, STD 903
B. RFC-903, STD 37
C.RFC 826; STD 37
D. RFC 37; STD 826
Answer : C

47. Which of the following delivery methods works with only one source and one destination? Multicast
A. Multicast
B. Broadcast
C. Unicast
D. Any cast
Answer : C

48. _____________________ are set up to fulfill service ordering, service assurance, and
billing functions.
A. IPTV server
B. Users
C. Content servers
D. Complex Operation Support Systems (OSS)
Answer : D

49. Which of the following IP addresses are used by multicast devices?
A. Class D
B. Class C
C. Class B
D. Class A
Answer : A

50. What is the default port for Telnet?
A. 23
B. 21
C. 25
D. 80
Answer : A