Computer Knowledge

Computer Networks

2,614 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
  1. networking protocol

  2. 4th generation computer language

  3. database model

  4. computing environment

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

TCP/IP (Transmission Control Protocol/Internet Protocol) is the fundamental suite of communication protocols used to interconnect network devices on the internet.

Multiple choice
  1. To provide security against unauthorized users

  2. To process client requests for web pages

  3. To process client requests for database access

  4. To provide TCP/IP

  5. None of these

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A proxy server acts as an intermediary for requests from clients seeking resources from other servers. It processes these requests, often caching web pages to improve performance or filtering content.

Multiple choice
  1. To provide security against unauthorized users

  2. To process client requests for web pages

  3. To process client requests for database access

  4. To provide TCP/IP

  5. None of these

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A proxy server acts as an intermediary for requests from clients seeking resources from other servers, often used to cache web pages or filter requests.

Multiple choice
  1. Access to server

  2. Downloading messages

  3. Delivery to server

  4. None of the above

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

SMTP (Simple Mail Transfer Protocol) is primarily used for sending or pushing email messages from a client to a server or between servers.

Multiple choice
  1. Access to server

  2. Delivery to server

  3. Downloading messages

  4. None of the above

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

IMAP (Internet Message Access Protocol) allows users to access and manage email messages directly on the mail server, rather than just downloading them.

Multiple choice
  1. Access server

  2. Delivery to server

  3. Download messages

  4. None of the above

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

POP3 (Post Office Protocol version 3) is designed to download email messages from a server to a local client.