Question

What do you mean by Virus in computer?

Answer 1

In computer , A virus or worm in computer is a self-replicating program that can spread by email or by inserting copies of itself into other programs or documents.

Answer 2

A computer virus is a malware program that, when executed, replicates by inserting copies of itself (possibly modified) into other computer programs, data files, or the boot sector of the hard drive; when this replication succeeds, the affected areas are then said to be "infected".