There are unlimited viral programs that can harm and damage the computers and data stored in the computers. Virus is set of digital code that links to a computer program. It affects the computer when it turns on, and embeds in the memory of the computer. It locates for the files or the programs in which it can penetrate and enter in the computer. It harm the computer in various ways such as slowing down the computer, creating errors in different files, causing unusual activities, and deleting fields unintentionally. The ...