Basic Computer - Networks Questions and Answers

1.

The _______ is the physical path over which a message travels

   A.) Path
   B.) Medium
   C.) Protocol
   D.) Route

Answer: Option 'B'

Medium

2.

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

   A.) multicast network
   B.) broadcast network
   C.) unicast network
   D.) None of these

Answer: Option 'B'

broadcast network

3.

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

   A.) protocol architecture
   B.) protocol stack
   C.) protocol suit
   D.) None of these

Answer: Option 'B'

protocol stack

4.

Which organization has authority over interstate and international commerce in the communications field?

   A.) ITU-T
   B.) IEEE
   C.) FCC
   D.) ISOC

Answer: Option 'C'

FCC

5.

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

   A.) overlay network
   B.) prior network
   C.) chief network
   D.) prime network

Answer: Option 'A'

overlay network

6.

In the layer hierarchy as the data packet moves from the upper to the lower layers, headers are

   A.) Modified
   B.) Removed
   C.) Added
   D.) Rearranged

Answer: Option 'C'

Added

7.

Network congestion occurs

   A.) in case of traffic overloading
   B.) when a system terminates
   C.) when connection between two nodes terminates
   D.) none of these

Answer: Option 'A'

in case of traffic overloading

9.

The structure or format of data is called

   A.) Semantics
   B.) Syntax
   C.) Struct
   D.) None of these

Answer: Option 'B'

Syntax

10.

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.) all of these

Answer: Option 'C'

router

12.

Two devices are in network if

   A.) PIDs of the processes running of different devices are same
   B.) a process in one device is able to exchange information with a process in another device
   C.) a process is running on both devices
   D.) none of these

Answer: Option 'B'

a process in one device is able to exchange information with a process in another device

13.

The IETF standards documents are called

   A.) RFC
   B.) ID
   C.) RCF
   D.) None of these

Answer: Option 'A'

RFC

14.

In computer network nodes are

   A.) the computer that originates the data
   B.) the computer that terminates the data
   C.) the computer that routes the data
   D.) all of these

Answer: Option 'D'

all of these

15.

Communication between a computer and a keyboard involves ______________ transmission

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

Answer: Option 'A'

Simplex

16.

A set of rules that governs data communication

   A.) Protocols
   B.) Standards
   C.) RFCs
   D.) None of these

Answer: Option 'A'

Protocols

17.

When collection of various computers seems a single coherent system to its client, then it is called

   A.) computer network
   B.) distributed system
   C.) both (a) and (b)
   D.) none of these

Answer: Option 'B'

distributed system

18.

Which of this is not a network edge device?

   A.) PC
   B.) Smartphones
   C.) Servers
   D.) Switch

Answer: Option 'D'

Switch

19.

Which one of the following extends a private network across public networks?

   A.) local area network
   B.) virtual private network
   C.) enterprise private network
   D.) storage area network

Answer: Option 'B'

virtual private network

20.

Bluetooth is an example of

   A.) local area network
   B.) personal area network
   C.) virtual private network
   D.) None of these

Answer: Option 'B'

personal area network


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