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

What is the full form of LDAP?

  1. Lightweight Directory Access Protocol

  2. Lightweight Domain Access Protocol

  3. Lightweight Directory Access Program

  4. Longweight Directory Access Protocol

  5. None of these
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

L stands for Lightweight, D stands for Directory, A stands for Access, P stands for Protocol.

Multiple choice

Application layer in WAP (Wireless Application Protocol) is responsible for which of the following?

  1. This layer is responsible for device specifications and the content development by using programming languages, such as WML script.

  2. This layer is responsible for connection and reconnection among the devices.

  3. This layer is responsible for data integrity and authentication services.

  4. This layer is responsible for the data transmission in consistent format.

  5. None of the above
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

This is called application layer.

Multiple choice

Which of the following notations does IPv6 use?

  1. Decimal notation

  2. Dotted decimal notation

  3. Binary notation

  4. Hexadecimal notation

  5. Octet notation
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Hexadecimal notation is used by IPv6. For example, 3FFE:F200:0234:AB00:0123:4567:8901:ABCD a hexadecimal notation used in IPv6.

Multiple choice

Which of the following is incorrect about IPv6 addressing?

  1. IPv6 addressing uses FD00::/8 as a unique local address.

  2. IPv6 addressing supports globally unique 'public' addresses.

  3. IPv6 addressing uses ::1 as a loopback address.

  4. IPv6 addressing uses :: to define unspecified address.

  5. IPv6 addressing uses multicast groups.
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

IPv6 addressing supports globally unique unicast addresses and IPv4 addressing supports globally unique 'public' addresses. Hence, the given statement is incorrect.