computers

virus is an one of the small program which make for good works.But at that time it uses for bad works.virus make very dangerous for our computer it makes damage also.when virus are enter your computer there have more problem for your computer.like your computer's file has deletes automatically,your system restart without you don't need,to make duplicate file, most of time your computer has hang etc. when you use infected CD,pan drive that time the virus are enter automatically in your computer.A virus might corrupt data on your computer.use your e-mail program to spread itself to another computers.viruses are most easily spread by attachments in e-mail massages.