COMPUTER NETWORKS AND COMMUNICATIONS
NETWORK TOPOLOGIES AND PROTOCOLS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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POP (Post Office Protocol)
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IMAP (Internet Message Access Protocol)
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SMTP (Simple Mail Transfer Protocol)
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None of the above
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Detailed explanation-1: -The Simple Mail Transfer Protocol (SMTP) is the principle application-layer protocol for Internet electronic mail. It uses the reliable data transfer service of TCP to transfer mail from the sender’s mail server to the recipient’s mail server.
Detailed explanation-2: -There are three common protocols used to deliver email over the Internet: the Simple Mail Transfer Protocol (SMTP), the Post Office Protocol (POP), and the Internet Message Access Protocol (IMAP). All three use TCP, and the last two are used for accessing electronic mailboxes.
Detailed explanation-3: -SMTP. The Simple Mail Transfer Protocol (SMTP) is used for sending and receiving e-mail between e-mail clients and servers.
Detailed explanation-4: -SMTP is part of the application layer of the TCP/IP protocol. Using a process called “store and forward, ‘’ SMTP moves your email on and across networks. It works closely with something called the Mail Transfer Agent (MTA) to send your communication to the right computer and email inbox.
Detailed explanation-5: -The Simple Mail Transfer Protocol (SMTP) is an Internet standard communication protocol for electronic mail transmission. Mail servers and other message transfer agents use SMTP to send and receive mail messages.