The GATE Grind

GATE 2019 CS – Question 26

Computer Networks · Application Layer: DNS and HTTP · 1 mark · Multiple choice

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

  1. IMAP, POP3
  2. SMTP, POP3
  3. SMTP, MIME
  4. IMAP, SMTP

Practise this question in The GATE Grind →

Show answer and explanation

Correct answer: (B) SMTP, POP3

Explanation

SMTP is used to send (push) e-mail and POP3 is used to retrieve it. IMAP and POP3 are both retrieval protocols, and MIME is an encoding format.