Which of the following pair of acronym and its expansion is incorrectly matched ?

SMTP actually stands for Simple Mail Transfer Protocol, so pairing it with Simple Mail Technology Protocol is the incorrect match.

The wrong pair replaces Transfer with Technology, giving a false expansion of SMTP.

FTP is correctly expanded as File Transfer Protocol, used for moving files between computers.

UDP is correctly expanded as User Datagram Protocol, a fast connectionless transport protocol.

ROM is correctly expanded as Read Only Memory, non-volatile storage that keeps its contents without power.

SMTP is the standard protocol used to send outgoing email between mail servers.