Which of the following protocol pairs can be used to send and retrieve e-mails (in that order)?

(A) IMAP POP3
(B) SMTP, POP3
(C) SMTP, MIME
(D) IMAP, SMTP


Answer: (B)

Explanation: Simple Mail Transfer Protocol (SMTP) is a push protocol and is used to send the mail whereas post office protocol (POP) or IMAP (internet message access protocol) are used to retrieve those mails at the receiver’s side.

Whereas Multipurpose Internet Mail Extension (MIME) is a kind of add on or a supplementary protocol which allows non-ASCII data to be sent through SMTP and recieve through POP. MIME allows the users to exchange different kinds of data files on the Internet: audio, video, images, application programs as well.

So, option (B) is correct.

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