How do anti-virus and anti-spyware programs work? How do they detect and remove all the viruses, malicious software, and spyware on someone’s PC? What were the first decent anti-virus and anti-spyware software programs, and what year did they become available?

Best answer:

Answer by swordfish0416
all the anit-virus company holds huge mounts large servers in different country. what these serves will do is that they will be a witness files everyday on the internet, and once the computer find the files that will harm your computer, it will place it on to a worning list, thenyour anti-virus program will download(update) the worning list, and involuntarily block the virus.

What do you reflect? Answer not more than!