Computer Science - Class 12
Chapter 11 - Data Communication

Question 2 - Past Year - 2 Mark Questions - Chapter 11 - Data Communication

Last updated at Dec. 14, 2024 by

Name the protocol

(i) Used to transfer voice using packet switched network.

(ii) Used for chatting between two groups or between two individuals.

 

Question 2(i)

(i) Used to transfer voice using packet switched network.

 

Answer:

VoIP(Voice over Internet Protocol)

 

Explanation: 

VoIP is a communication methodology designed to deliver both voice and multimedia communications over Internet protocol.

 

Example:

Whatsapp voice calls are an example of VoIP service.

 

Question 2(ii)

(ii) Used for chatting between two groups or between two individuals.

 

Answer:

IRC (Internet Relay Chat)

 

Explanation:

It is a protocol that facilitates group communication in the form of text. 

 

Example:

Dalnet is an example of an IRC network.

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