Question

what is a computer virus​

Answer 1

Answer:

A computer virus, much like a flu virus, is designed to spread from host to host and has the ability to replicate itself. Similarly, in the same way that flu viruses cannot reproduce without a host cell, computer viruses cannot reproduce and spread without programming such as a file or document.

Answer 2

Definition: A computer virus is a malicious software program loaded onto a user's computer without the user's knowledge and performs malicious actions.
Description: The term 'computer virus' was first formally defined by Fred Cohen in 1983. Computer viruses never occur naturally.