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Computer Network MCQ Questions

Computer Network MCQ Questions

Sharad Jaiswal
13th Sep, 2022

Computer Network is a network of computers connected together so that data can be sent from one computer to another. The computers can include workstations, personal computers, terminals and special-purpose devices such as printers. The most common type of network is the local area network (LAN), used in office settings and private homes where several people need to access the same resources at once.

Practice here the best 30+ Computer Network MCQ Questions. These will help you in cracking the Computer Network Exam and clearing it. Try this out!

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Computer Network MCQ Questions

Computer Network MCQ Questions

1) A list of protocols used by a system, one protocol per layer, is called ________

A. Protocol suit
B.Protocol stack
C.Protocol architecture
D.None of the above

2) The IETF standards documents are called-

A. ID
B.RFC
C.RCF
D.None of the above

3) Which one of the following is not a function of network layer?

A. routing
B.inter-networking
C.congestion control
D.None of the above

4) The computer network is

A. A group of computers
B.A group of files
C.A group of storage
D.None of the above

5) Which of the following computer network is built on the top of another network?

A. Prior network
B.Overlay network
C.Prime network
D.Chief network

6) Communication channel is shared by all the machines on the network in

A. Unicast network
B.Multicast network
C.Broadcast network
D.None of the above

7) In computer network nodes are _________

A. the computer that routes the data
B.the computer that originates the data
C.the computer that terminates the data
D.All of the Above

8) Physical or logical arrangement of network is __________

A. Control
B.Topology
C.Routing
D.Networking

9) Internet works on

A. Circuit switching
B.Packet switching
C.Both Circuit & Packet Switching
D.None of the above

10) The network layer is concerned with ........

A. bytes of data
B.frames bits of data
C.packets of data
D.bits of data

11) Three or more devices share a link in ________ connection.

A. Simplex
B.Unipoint
C.Multipoint
D.Point to point

12) Which of the following is an example of Personal Area Networking?

A. WAN
B.WLAN
C.Bluetooth
D.None of the above

13) In asynchronous serial communication the physical layer provides

A. flow control
B.start and stop signalling
C.only start signalling
D.both start & stop signalling and flow control

14) Each channel in bluetooth layer is of .......

A. 2 MHz
B.1 MHz
C.3 MHz
D.4 MHz

15) which of these is a standard interface for serial data transmission .........

A. RS232C
B.ASCII
C.Centronics
D.None of the above

16) Parity bits are used for which purposes

A. To transmit faster
B.To detect errors
C.To identify the user
D.Encryption of data

17) What is the Data communication system within a building or campus?

A. PAN
B.MAN
C.LAN
D.WAN

18) Which of the following multiplexing technique used to transmit digital signals?

A. WDM
B.FDM
C.TDM
D.None of the above

19) What does multiplexing provide?

A. Privacy
B.Efficiency
C.Anti jamming
D.Both Privacy & Efficiency

20) Most packet switches use this principle ............

A. Stop and wait
B.Stop and forward
C.Store and forward
D.None of the above

21) Network congestion occurs _________

A. in case of transfer failure
B.in case of traffic overloading
C.when a system terminates
D.when connection between two nodes terminates

22) HFC contains .........

A. Fibre cable
B.Coaxial cable
C.Twisted Pair Cable
D.A combination of Fibre cable and Coaxial cable

23) What is the length of an IPv6 address?

A. 64 bits
B.32 bits
C.128 bits
D.256 bits

24) how many layers are present in theTCP/IP model?

A. 5
B.6
C.8
D.12

25) Which address is used on the internet for employing the TCP/IP protocols?

A. Port address
B.Specific address
C.Physical and logical address
D.All of the above

26) In coaxial cable whole cable is protected by a

A. Shield
B.Insulator
C.Conductor
D.Plastic cover

27) Which of this is not a network edge device

A. Server
B.Switch
C.MAC
D.PC

28) Protocol suite for the current internet

A. TCP/IP
B.NCP
C.UNIX
D.ACM

29) Three or more devices share a link in connection

A. Multipoint
B.Point to point
C.Unipoint
D.Simplex

30) Each IP packet must contain

A. Source and Destination address
B.Only Destination address
C.Source or Destination address
D.Only Source address

31) Transmission data rate is decided by

A. Data link layer
B.Physical layer
C.Transport layer
D.Network layer

32) Flow control policy is implemented in .............

A. Network layer
B.Physical layer
C.Transport layer
D.Application layer

33) A television broadcast is an example of............ transmission.

A. Half-duplex
B.Full-duplex
C.Simplex
D.Automatic

34) Routing tables of a router keeps track of

A. Routes to use for forwarding data to its destination
B.Distribute IP address to network devices
C.MAC Address Assignments
D.Port Assignments to network devices

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