Quiz about Simple Mail Transfer Protocol (SMTP)
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    • Simple Mail Transfer Protocol (SMTP)

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    Question 1

    What is the primary function of SMTP in email communication?

    • A

      Retrieving emails from the server

    • B

      Sending and transferring emails between servers using TCP port 25

    • C

      Encrypting email attachments

    • D

      Managing email storage on client devices

    Question 2

    Which SMTP delivery method uses intermediate servers (MTAs) within organizations?

    • A

      End-to-end delivery

    • B

      Store-and-forward

    • C

      Direct client delivery

    • D

      Receiver-only forwarding

    Question 3

    In the SMTP system model, what component initiates the TCP connection on port 25 to send emails?

    • A

      Message Transfer Agent (Client Side)

    • B

      User Agent (Receiver)

    • C

      Mail Delivery Agent (MDA)

    • D

      User Mailboxes

    Question 4

    Which mandatory SMTP command specifies the beginning of the email message data?

    • A

      HELO

    • B

      MAIL FROM

    • C

      RCPT TO

    • D

      DATA

    Question 5

    What key difference sets Extended SMTP (ESMTP) apart from traditional SMTP?

    • A

      ESMTP uses port 25 exclusively; SMTP uses 587

    • B

      ESMTP authenticates senders and supports direct multimedia attachments via EHLO

    • C

      SMTP supports bulk mailing; ESMTP does not

    • D

      ESMTP is stateless; SMTP is stateful

    There are 5 questions to complete.

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