Networking MCQ Solved Paper for SSC Stenographer

1. preamble field of 802.3 frames is encoded using ------------------- encoding
A. Manchester
B. differential Manchester
C. Bi polar
D. uni polar
Answer : A

2. Which is the port used by HTTPS?
A. 123
B. 143
C. 69
D. 443
Answer : D

3. Select the class C IP address from the following:
A. 122.10.8.25
B. 170.5.88.2
C. 191.5.26.1
D. 207.67.112.55
Answer : D

4. Which of the following states suggests that the connection has been ended either at the
request of the client or for any other reason?
A. Selected state
B. Authenticated state
C. Logout state
D. Non-authenticated state
Answer : C

5. ____________ 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

6. How many table entries are supported by global routing table in CIDR?
A. 90,000
B. 80,000
C. 70,000
D. 60,000
Answer : D

7. What are the subnet mask in dotted decimal notation for /20 networks?
A. 255.255.252.0
B. 255.255.255.0
C. 255.255.254.0
D. 255.255.240.0
Answer : D

8. Which of the following protocols is not routable?
A. TCP/IP
B. IPX/SPX
C. AppleTalk
D. NetBEUI
Answer : D

9. What is the range of multicast addressing?
A. 223.0.0.0 through 240.255.255.255
B. 244.0.0.0 through 239.255.255.266
C. 224.1.1.1 through 239.555.255.255
D. 224.0.0.0 through 239.255.255.255
Answer : D

10. Your Web server is also configured as an FTP server. What part of the data packet will tell the server which application the data is meant for?
A. Port
B. IP address
C. MAC address
D. Frame header
Answer : A

11. Which of the following network topologies has the highest level of redundancy?
A. Bus
B. Star
C. Star
D. Mesh
Answer : D

12. 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

13. Telnet protocol uses ___________ representation for the function Synchronize.
A. SYC
B. SYNCH
C. SNZ
D. SY
Answer : B

14. Which of the following address supports 254 hosts on each of 2 million networks?
A. Class D addresses
B. Class A addresses
C. Class C addresses
D. Class B addresses
Answer : C

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

16. What is the maximum length of thick Ethernet cable before a signal booster is needed?
A. 500 feet
B. 500 meters
C. 1000 feet
D. 2 miles
Answer : B

17. ………………….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

18. The generic domain name for air transport industry is ________.
A. biz
B. air
C. aero
D. fly
Answer : C

19. How many layers are there in the OSI model?
A. 4
B. 5
C. 6
D. 7
Answer : D

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

21. Which field in Domain Name System message format specifies the class of query?
A. Type
B. Class
C. Rdlength
D. Rdata
Answer : B

22. 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

23. What is the default subnet mask for a class A network?
A. 255.0.0.0
B. 255.224.0.0
C. 255.255.0.0
D. 255.255.255.0
Answer : A

24. Which of the following can translate between dissimilar protocols and network types?
A. Hub
B. Repeater
C. Switch
D. Gateway
Answer : D

25. The Hamming Distance for the codes generated using either even or odd parity will be------------------
A. 2
B. 4
C. 1
D. 0
Answer : A

26. Which of the following defines a family of standards for 100 Mbps fiber optic LANs that
provides the physical layer and media access control sub-layer of the data link layer, as
defined by the ISO/OSI Model?
A. Ethernet
B. IEEE 802
C. Fiber Distributed Data Interface (FDDI)
D. Point-to-Point Protocol (PPP)
Answer : C

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

28. Which is the port used by HTTPS?
A. 123
B. 143
C. 69
D. 443
Answer : D

29. A financial institution that issues the card to the purchaser is ________.
A. Merchant
B. Issuer
C. Acquirer payment gateway
D. Cardholder
Answer : B

30. Which Layer is Responsible for Congestion Control?
A. Network Layer
B. Datalink Layer
C. Transport Layer
D. D) Application layer
Answer : C

31. Which of the following can provide a backbone network of 600 meters in length without using repeaters?
A. 10BaseT
B. 100BaseT
C. 10Base5
D. 100BaseFX
Answer : D

32. The network interface layer specifies how to organize data into………………………..and Internet layer specifies the format of …………………….. Sent across an Internet.
A. Bits, message.
B. frame,packet.
C. packet, messge.
D. datagram, packet.
Answer : B

33. The worldwide Internet is a well-known example of ------------------.
A. PAN
B. Subnet
C. Intra-Network
D. Inter-network
Answer : D

34. Which of the following is the port used by SMTP?
A. 21
B. 23
C. 25
D. 80
Answer : C

35. Class C network address class supports 65,534 hosts.
A. True.
B. False.
C.
D.
Answer : B

36. _____________ command is used by the client to transfer the job across to the server.
A. Any upper layer protocol
B. User datagram protocol
C. Transmission Control protocol
D. Remote Shell protocol
Answer : D

37. Which of the following application uses 1.5 Mbps bandwidth?
A. High speed internet browsing
B. Recording for later viewing
C. Two(2)other TV'S
D. One(1)high definition TV(HDTV)
Answer : B

38. _____________________ 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

39. What can be used in the place of DNS to resolve host names to IP addresses?
A. WINS
B. LMHosts
C. Hosts
D. DHCP
Answer : C

40. In 1996, 36.44% of _________ addresses were brought in use.
A. Class A
B. Class D
C. Class B
D. Class C
Answer : D

41. Transmission medias are classified into two main categories, which are -------------- and --------------------.
A. twisted pair, coaxial
B. guided , unguided
C. analog, digital
D. synchronous, Asynchronous
Answer : B

42. What is 10baseT?
A. specification for twisted-pair cable
B. specification for cable terminators
C. 10 megawatt transceiver
D. 10 Mhz analog transfers
Answer : A

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. …………………… have a single communication channel that is shared by all the users on the network.
A. Point-to-point
B. Broadcast networks
C. Protocol
D. PAN
Answer : B

45. DSL stands for ------------------------
A. data subscriber lines
B. dual subscriber lines
C. delay subscriber lines
D. digital subscriber lines
Answer : D

46. Twisted-pair cable uses what type of connector?
A. RJ-11
B. XT-20
C. RJ-45
D. RJ-50
Answer : C

47. In an authentication using symmetric keys, if 10 people need to communicate, we need _______ keys.
A. 90
B. 10
C. 20
D. 45
Answer : D

48. Which of the following IEEE specifications uses CSMA/CD?
A. 802.2
B. 802.3
C. 802.5
D. 802.11b
Answer : B

49. Which of the following provides a structure for conveying message through TCP/IP network
to host?
A. Address Resolution protocol (ARP)
B. Internet Control Message Protocol (ICMP)
C. Bootstrap Protocol (BOOTP)
D. Dynamic Host Configuration Protocol (DHCP)
Answer : D

50. Class C network address class supports 65,534 hosts.
A. True.
B. False.
C.
D.
Answer : B