0

Computer Networks - 1

Description: This is the first part of a series of tests on networking.
Number of Questions: 25
Created by:
Tags: COMPUTER NETWORKS LAN MAN WAN SAN TOPOLOGIES LAN CABLES CABLES HUB SWITCH ROUTER MODEM Data Communication & Networks
Attempted 0/25 Correct 0 Score 0

Computer network means collection of

  1. computers

  2. networks

  3. phones

  4. televisions


Correct Option: A

Computer networks can exchange

  1. data

  2. voice

  3. video

  4. All of the above


Correct Option: D

By using computer networks, the cost can be

  1. increased

  2. reduced

  3. neutralized

  4. none of these


Correct Option: B

Computer networks can share

  1. printers

  2. books

  3. CD

  4. none of these


Correct Option: A

Computer networks can act as a communication medium between

  1. persons

  2. databases

  3. both (1) and (2)

  4. none of these


Correct Option: C

Broadcast networks have ________ communication channel(s).

  1. one

  2. two

  3. three

  4. four


Correct Option: A

By using computer networks, the reliability can be

  1. increased

  2. reduced

  3. neutralized

  4. none of these


Correct Option: A

By using computer networks, the remote information can be

  1. rejected

  2. accepted

  3. accessed

  4. None of these


Correct Option: C

By using computer networks, we can

  1. shop online

  2. pay bills online

  3. surf

  4. all the above


Correct Option: D

Based on transmission technology, computer networks can be classified into _____ types of networks.

  1. one

  2. two

  3. three

  4. four


Correct Option: B

In packets, ____ field contains information about to whom the packet is sent.

  1. data

  2. header

  3. address

  4. mode


Correct Option: C

E-mailing can be possible because of the availablity of

  1. books

  2. tv

  3. computer networks

  4. mp3 player


Correct Option: C

Short messages are called__________.

  1. data

  2. packets

  3. information

  4. fields


Correct Option: B

In broadcast networks, if two or more packets are sent at the same time, they will

  1. merge

  2. divide

  3. multiply

  4. collide


Correct Option: D

In a network, sending packets to all the computers is called

  1. multicasting

  2. broadcasting

  3. telecasting

  4. typecasting


Correct Option: B

LAN means

  1. large area network

  2. local area network

  3. local area number

  4. none of these


Correct Option: B

Packet collision results in

  1. data loss

  2. data gain

  3. nothing

  4. none of these


Correct Option: A

In a network, sending packets to a group of computers is called

  1. broadcasting

  2. telecasting

  3. multicasting

  4. typecasting


Correct Option: C

In LAN, transmission time is

  1. not known

  2. unbounded

  3. bounded

  4. none of these


Correct Option: C

In broadcast networks, how many computers can send messages at a time?

  1. One

  2. Two

  3. Three

  4. Four


Correct Option: A

WAN means

  1. whole area network

  2. wide area network

  3. wide access network

  4. none of these


Correct Option: B

The LAN standard is known as

  1. methylnet

  2. ethylnet

  3. ethernet

  4. none of these


Correct Option: C

MAN means

  1. metropolitan area network

  2. mapping area network

  3. metropolitan access network

  4. none of these


Correct Option: A

In LAN, data transfer rate lies between

  1. 0-5Mbps

  2. 5-10Mbps

  3. 10-100Mbps

  4. 100-1Mbps


Correct Option: C

The LAN standard is also known as

  1. IEEE 802.3

  2. IEEE 802.5

  3. IEEE 802.6

  4. 802.11


Correct Option: A
Explanation:

 Option 1 is right. Ethernet is a family of computer networking technologies for LAN. Ethernet was commercially introduced in 1980 and standard in 1983 as IEEE 802.3. IEEE 802.11 is a set of MAC and physical layer specifications for implementing WLAN computer communication in the 2.4, 3.6, 5 and 60 GHZ frequency band.

- Hide questions