In Computer networks, a protocol is a set of rules and standards that define…
2026
In Computer networks, a protocol is a set of rules and standards that define how network devices communicate with each other. Protocols ensure that data is transmitted, received, and interpreted correctly between computers, servers, routers, and other network devices. Many protocols are widely recognized by their abbreviated forms. Answer the following questions based on network protocols and their abbreviated forms:
(A) Identify the Internet service sector that primarily uses the VoIP protocol.
(B) In the protocol ‘https’, what additional characteristic does the letter ‘s’ provide compared to the protocol ‘http’?
(C) What are the primary purposes or uses of the TELNET protocol?
(D)Write the full form of the protocol SMTP.
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(A) VoIP Protocol Usage:
Answer: Internet Telephony / Voice Communication Services
Reason: VoIP (Voice over Internet Protocol) is mainly used for voice calls over the internet (e.g., video/audio calling).
(B) HTTPS vs HTTP:
Answer: Security (Secure Communication)
Reason: The letter ‘s’ stands for secure, which provides encryption using SSL/TLS, ensuring safe data transmission.
(C) Purpose of TELNET:
Answer: Remote login and remote access to another computer
Reason: TELNET allows a user to connect and control a remote system over a network.
(D) Full Form of SMTP:
Answer: Simple Mail Transfer Protocol
Reason: SMTP is used for sending emails over the internet.