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CSE MCQs :: Computer Network MCQs

  1. Simple mail transfer protocol (SMTP) utilizes ____ as the transport layer protocol for electronic mail transfer.
  2. A.
    TCP
    B.
    UDP
    C.
    DCCP
    D.
    SCTP

  3. SMTP connections secured by SSL are known as
  4. A.
    SMTPS
    B.
    SSMTP
    C.
    SNMP
    D.
    none of the mentioned

  5. SMTP uses the TCP port
  6. A.
    22
    B.
    23
    C.
    24
    D.
    25

  7. Which one of the following protocol is used to receive mail messages?
  8. A.
    SMTP
    B.
    post office protocol
    C.
    internet message access protocol
    D.
    all of the mentioned

  9. What is on-demand mail relay (ODMR)?
  10. A.
    protocol for SMTP security
    B.
    an SMTP extension
    C.
    protocol for web pages
    D.
    none of the mentioned

  11. An email client needs to know the ____ of its initial SMTP server.
  12. A.
    IP address
    B.
    MAC address
    C.
    url
    D.
    none of the mentioned

  13. A SMTP session may include
  14. A.
    zero SMTP transaction
    B.
    one SMTP transaction
    C.
    more than one SMTP transaction
    D.
    all of the mentioned

  15. SMTP defines
  16. A.
    message transport
    B.
    message encryption
    C.
    message content
    D.
    none of the mentioned

  17. Which one of the following is an SMTP server configured in such a way that anyone on the internet can send e-mail through it?
  18. A.
    open mail relay
    B.
    wide mail reception
    C.
    open mail reception
    D.
    none of the mentioned

  19. SMTP is used to deliver messages to
  20. A.
    user's terminal
    B.
    user's mailbox
    C.
    both (a) and (b)
    D.
    none of the mentioned