Computer Knowledge

Computer Networks

2,461 Questions

Computer networks involve the architecture, protocols, and security measures used for digital communication. This collection covers OSI model layers, IP addressing, data transmission, and cryptographic standards. These concepts are vital for the computer knowledge sections of banking and government exams.

OSI model layersNetwork protocolsIP subnet maskingData encryption standardsServer configurationsNetwork commands

Computer Networks Questions

Multiple choice

Shared Memory concept is used in

  1. Tightly Coupled

  2. Loosely Coupled

  3. Tightly Loosely Coupled

  4. Loosely Tightly Coupled
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Tightly coupled systems feature multiple processors that share a common physical memory address space, allowing fast communication and data sharing.

Multiple choice

X.25 is a______________protocol.

  1. connection oriented

  2. connection less

  3. both (1) and (2)

  4. none of these
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

X.25 is a packet-switching network protocol that is connection-oriented, requiring a virtual circuit to be established before data transmission.

Multiple choice

An alternative protocol for stop wait protocol is

  1. WAP

  2. Blast Protocol

  3. HTTP

  4. None of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The Blast Protocol is designed as an alternative to the traditional stop-and-wait protocol for data transfer, optimizing throughput. Protocols like WAP and HTTP serve entirely different functions in networking.

Multiple choice

TCP

  1. is connection oriented

  2. adds the above features to services of IP

  3. has connection establishment, managment

  4. all of the above
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

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