What is protocol? Name some commonly used protocols

A protocol means the rules that are applicable for a network, or we can say the common set of rules used for communication in network.

Different types of protocols are:-

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(a) HTTP:- Hyper Text Transfer Protocol

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(b) FTP:- File Transfer Protocol

(c) SLIP:- Serial Line Internet Protocol

d) PPP:- Paint-to-Point Protocol

(e) TCP/IP:- Transmission Control Protocol/internet Protocol

(f) SMTP:- Simple Mail Transfer Protocol

(g) POP:- Post Office Protocol

(h) IMAP:- Internet Mail Access Protocol

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