Computer Networking Solved MCQs

Multiple Choice Questions 42 Pages

Savitribai Phule Pune University

Bachelor of Business Administration (Computer Application)

Contributed by

Bharat Surana

DNYANSAGAR ARTS AND COMMERCE COLLEGE, BALEWADI, PUNE – 45

Subject: Computer Networking CLASS: SYBBA(CA) IV SEM (2013 PATTERN)

Prof. Gayatri A.Amate www.dacc.edu.in

Unit 1: Basics of Computer Networks
1. A topology that is responsible for describing the geometric arrangement of components
that make up the LAN.
A. Complex
B. Physical
C. Logical
D. Incremental
2. Combination of two or more topologies are called
A. Star Topology
B. Bus Topology
C. Ring topology
D. Hybrid
3.Bus, ring and star topologies are mostly used in the
A. LAN
B. MAN
C. WAN
D. Internetwork
4.Data communication system within a building or campus is________
A. LAN
B. WAN
C. MAN
D. None of the mentionen
5.A serially connected system of all the hubs of networks.
A. Bus
B. Ring
C. Daisy chains
D. Star
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DNYANSAGAR ARTS AND COMMERCE COLLEGE, BALEWADI, PUNE – 45

Subject: Computer Networking CLASS: SYBBA(CA) IV SEM (2013 PATTERN)

Prof. Gayatri A.Amate www.dacc.edu.in

6.In which topology there is a central controller or hub?
A. Star
B. Mesh
C. Ring
D. Bus
7.Physical or logical arrangement of network is __________
A. Topology
B. Routing
C. Networking
D. None of the mentioned
8. Data communication system spanning states, countries, or the whole world is ________
A. LAN
B. WAN
C. MAN
D. None of the mentioned
9. Which data communication method is used to send data over a serial communication
link?
A. simplex
B. half duplex
C. full duplex
D. all of these
10. _______ topology requires a multipoint connection.
A. Star
B. Mesh
C. Ring
D. Bus

Page 2
DNYANSAGAR ARTS AND COMMERCE COLLEGE, BALEWADI, PUNE – 45

Subject: Computer Networking CLASS: SYBBA(CA) IV SEM (2013 PATTERN)

Prof. Gayatri A.Amate www.dacc.edu.in

11.A piece of information which is sent along with the data to the source computer.
A. data
B. module
C. token
D. element
12. Which network is able to connect and send data to each computer via central hub or
switch without looking where the data is sent?
A: Star
B: Router
C: Bus
D: LAN
13. Which topology allows connecting computers including server in a ring?
A: Star
B: Tree
C: Ring
D: LAN
14. The interactive transmission of data within a time sharing system may be best suited
to…..
A. Simplex line
B. Half duplex lines
C. Full duplex line
D. Bi-flex lines

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DNYANSAGAR ARTS AND COMMERCE COLLEGE, BALEWADI, PUNE – 45

Subject: Computer Networking CLASS: SYBBA(CA) IV SEM (2013 PATTERN)

Prof. Gayatri A.Amate www.dacc.edu.in

15. What is the main difference between synchronous and asynchronous transmission?
A. Bandwidth required is different.
B. Pulse height is different.
C. Clocking is derived from the data in synchronous transmission.
D. Clocking is mixed with data in asynchronous transmission
16. The synchronous modems are more expensive than the asynchronous modems
because….
A. They must contain clock recovery circuits
B. Production volume is larger
C. They must operate on a larger bandwidth
D. They are larger
17. One important characteristic of LAN is…
A. Parallel transmission
B. Low cast access for low bandwidth channel
C. Unlimited expansion
D. Application independent interfaces
18. Goals of Computer Networks?
A. Sender.
B. Protocol.
C. Resources sharing.
D. Message.
19. Physical or logical arrangement of network is __________
A. Topology
B. Routing
C. Networking
D. Control
20. Which network topology requires a central controller or hub?
A. Star
Page 4
DNYANSAGAR ARTS AND COMMERCE COLLEGE, BALEWADI, PUNE – 45

Subject: Computer Networking CLASS: SYBBA(CA) IV SEM (2013 PATTERN)

Prof. Gayatri A.Amate www.dacc.edu.in

B. Mesh
C. Ring
D. Bus.

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B
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A
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A
A

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DNYANSAGAR ARTS AND COMMERCE COLLEGE, BALEWADI, PUNE – 45

Subject: Computer Networking CLASS: SYBBA(CA) IV SEM (2013 PATTERN)

Prof. Gayatri A.Amate www.dacc.edu.in

Unit 2 Network Models
21. When collection of various computers seems a single coherent system to its client, then
it is called _________
A. computer network
B. distributed system
C. networking system
D. mail system
22. Two devices are in network if __________
A. a process in one device is able to exchange information with a process in another
device
B. a process is running on both devices
C. PIDs of the processes running of different devices are same
D. a process is active and another is inactive
23. Which of the following computer networks is built on the top of another network?
A. prior network
B. chief network
C. prime network
D. overlay network
24. In computer network nodes are _________
A. the computer that originates the data
B. the computer that routes the data
C. the computer that terminates the data
D. all of the mentioned
25. Communication channel is shared by all the machines on the network in ________
A. broadcast network
B. unicast network
Page 6
DNYANSAGAR ARTS AND COMMERCE COLLEGE, BALEWADI, PUNE – 45

Subject: Computer Networking CLASS: SYBBA(CA) IV SEM (2013 PATTERN)

Prof. Gayatri A.Amate www.dacc.edu.in

C. multicast network
D. anycast network
26. Bluetooth is an example of __________
A. personal area network
B. local area network
C. virtual private network
D. wide area network

27. A __________ is a device that forwards packets between networks by processing the
routing information included in the packet.
A. bridge
B. firewall
C. router
D. hub

28. A list of protocols used by a system, one protocol per layer, is called ________
A. protocol architecture
B. protocol stack
C. protocol suite
D. protocol system Answer: b
29. Network congestion occurs _________
A. in case of traffic overloading
B. when a system terminates
C. when connection between two nodes terminates
D. in case of transfer failure
30. Which of the following networks extends a private network across public networks?
A. local area network
B. virtual private network
C. enterprise private network
Page 7
DNYANSAGAR ARTS AND COMMERCE COLLEGE, BALEWADI, PUNE – 45

Subject: Computer Networking CLASS: SYBBA(CA) IV SEM (2013 PATTERN)

Prof. Gayatri A.Amate www.dacc.edu.in

D. storage area network
31. The physical layer is concerned with ___________
A. bit-by-bit delivery
B. Process to process delivery
C. application to application delivery
D. Port to port delivery
32. Which transmission media provides the highest transmission speed in a network?
A. coaxial cable
B. twisted pair cable
C. optical fiber
D. electrical cable
33. Bits can be sent over guided and unguided media as analog signal by ___________
A. digital modulation
B. amplitude modulation
C. frequency modulation
D. phase modulation
34. The portion of physical layer that interfaces with the media access control sublayer is
called ___________
A. physical signalling sublayer
B. physical data sublayer
C. physical address sublayer
D. physical transport sublayer
35. The physical layer provides __________
a) mechanical specifications of electrical connectors and cables
b) electrical specification of transmission line signal level
c) specification for IR over optical fiber
d) all of the mentioned

Page 8
DNYANSAGAR ARTS AND COMMERCE COLLEGE, BALEWADI, PUNE – 45

Subject: Computer Networking CLASS: SYBBA(CA) IV SEM (2013 PATTERN)

Prof. Gayatri A.Amate www.dacc.edu.in

36. In asynchronous serial communication the physical layer provides ___________
A. start and stop signalling
B. flow control
C. both start & stop signalling and flow control
D. only start signalling

37. The physical layer translates logical communication requests from the ______ into
hardware specific operations.
A. data link layer
B. network layer
C. transport layer
D. Application layer

38. Wireless transmission of signals can be done via ___________
A. radio waves
B. microwaves
C. infrared
D. all of the mentioned
39. Which of the following is false with respect to TCP?
A. Connection-oriented
B. Process-to-process
C. Transport layer protocol
D. Unreliable
40. In TCP, sending and receiving data is done as _______
A. Stream of bytes
B. Sequence of characters
C. Lines of data
D. Packets
Page 9
DNYANSAGAR ARTS AND COMMERCE COLLEGE, BALEWADI, PUNE – 45

Subject: Computer Networking CLASS: SYBBA(CA) IV SEM (2013 PATTERN)

Prof. Gayatri A.Amate www.dacc.edu.in

41.TCP process may not write and read data at the same speed. So we need __________ for
storage.
A. Packets
B. Buffers
C. Segments
D. Stacks
42. TCP groups a number of bytes together into a packet called _______
A. Packet
B. Buffer
C. Segment
D. Stack

43. Communication offered by TCP is ________
A. Full-duplex
B. Half-duplex
C. Semi-duplex
D. Byte by byte
44. The data link layer takes the packets from _________ and encapsulates them into
frames for transmission.
A. network layer
B. physical layer
C. transport layer
D. application layer
45. Which of the following tasks is not done by data link layer?
A. framing
B. error control
C. flow control
D. channel coding
46. Header of a frame generally contains ______________
A. synchronization bytes
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Computer Networking Solved MCQs

Computer Networking Solved MCQs

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