Computer Virus :
Learn about Computer Virus:
Computer Virus is a program, created by programmer or hacker. Usually computer programs run when you want to run them. But Virus runs and operates by its self. You don’t have control over it. Many of you had experienced sometimes when you want to close program it doesn’t close keep on running or annoying popup etc.
It spreads quickly and automatically once you got Virus. Causing making copying of itself in PC or altering computer programs code or inserting in operating system file and registry.
Once you download Virus, there are many sources to have a virus like downloading infected program from unknown website or opening infected e-mail attachment or open files from infected flash memory etc.
Next: How to Removal Virus