![Which of the following protocol pairs can be used to send and retrieve e-mails (in that order)?](https://www.gkseries.com/blog/wp-content/uploads/2023/08/Which-of-the-following-protocol-pairs-can-be-used-to-send-and-retrieve-e-mails-in-that-order.jpg)
Q. 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
Ans: SMTP, POP3
Solution:
SMTP is push protocol and send e-mail and
POP3 is pull protocol i.e. to retrieve e-mail.