A computer virus is a form of hidden program that produce copies the original program and passes it to other programs, which work as a malicious act i.e. destroying data/files, hardware and software. The two common forms of viruses prevalent today is Worms and Trojan horses. Both are used to deploy malicious software. The purpose is to destroy files, log keystrokes, or open back door to users system, allowing a hacker to control it remotely (Vangie, 2010).
Worms
They have the capacity to travel from computer to computer without any human ...