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CBSE Class 12 Computer Science Question 27 of 186

Computer Networks - II — Question 2

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Question 2

What is protocol ? Name some commonly used protocols.

Answer

A protocol is a formal description of message formats and the rules that two or more machines must follow to exchange those messages.

Some commonly used protocols are as follows:

  1. HTTP (Hypertext Transfer Protocol)
  2. FTP (File Transfer Protocol)
  3. TCP/IP (Transmission Control Protocol/Internet Protocol)
  4. Slip (Serial Line Internet Protocol) / PPP (Point to Point Protocols)
  5. IMAP (Internet Message Access Protocol)
  6. POP (Post Office Protocol)
  7. SMTP (Simple Mail Transfer Protocol)