📝 Question
#1965
When the sender and the receiver of an email are on different systems, we need only _________
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Correct Answer
A. One MTA
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Explanation
The sender’s User Agent (UA) submits the message to a Message Transfer Agent (MTA). Then the MTA sends the message to another MTA i.e. a mail relay. Then the receiver receives the message from the mail relay whenever it is available.
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