SMTP defines
message transport
message encryption
message content
none of the mentioned
Answer : A
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1) Post Office Protocol, version 3 (POP3) is simple and limited in
2) The underlying Transport layer protocol used by SMTP is
3) Post Office Protocol, version 3 (POP3), has two modes, Delete Mode and
4) A SMTP session may include
zero SMTP transaction
one SMTP transaction
more than one SMTP transaction
all of the mentioned
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5) FTP uses services of
