Question

What is an Anti Virus? How does it works?​

Answer 1

Answer:

An antivirus software works by scanning incoming files or code that's being passed through your network traffic. Companies who build this software compile an extensive database of already known viruses and malware and teach the software how to detect, flag, and remove them.

Explanation:

Answer 2

Answer:

An antivirus program protects a computer by monitoring all file changes and the memory for specific virus activity patterns. When these known or suspicious patterns are detected, the antivirus warns the user about the action before they're performed.