2016 · Q87
SPAM in a system (e-mail) is
Knowledge of Computer ApplicationsCyber security basics
- AA message distributed indiscriminately
- BA search engine
- CAn activity of the user
- DA command initiated by the sender
Explanation
SPAM denotes unsolicited bulk messages distributed indiscriminately to many recipients (the term comes from a Monty Python sketch). It is not a search engine, a user activity, or a sender-initiated command in the technical sense. Hence (A).