Q. File Transfer Protocol (FTP), uses the well-known port 21 is used for the control connection and port 20 for the

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Q. In the architecture of e-mail, we can have

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Q. In File Transfer Protocol (FTP), a user needs an account (user name) and a password on the

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Q. In EMAIL, We need two VAs and two pairs of MTAs, When the sender is connected to the mail server via

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Q. Mail access starts with the client when the user needs to download e-mail from the

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Q. TELNET is a general-purpose

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Q. Example of command-driven user agents are

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Q. When the sender and the receiver of an e-mail are on the same system, we need only two

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Q. The command of End-of-File in the UNIX operating system is

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Q. Most TELNET implementations operate in one of the modes

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Q. An Email can have fields like, a number, a sender, size of the message and

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Q. Examples of GUI based user agents are Eudora, netscape and

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Q. In electronic mail, the MTA transfers the mail across the Internet via

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Q. The well-known port used for FTP's control connection is

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Q. MTA stands for

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Q. FTP copies a file from

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Q. For transmission FTP requires

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Q. The three modes of TELNET implementations are default mode, character mode and

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Q. When the sender and the receiver of an e-mail are on different systems, we need two VAs and a pair of

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Q. When the sender and the receiver of an e-mail are on the same system, we need only

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