Virus What is a Virus? The computer virus is something that has been around almost as long as the Personal Computer (PC) and certainly since the advent of the affordable home computer, but what exactly is a virus? And how does it affect your PC? Is there any way to prevent your hard drive becoming infected and just where do they come from anyway? A virus is computer program, usually a very small program, that …showed first 75 words of 1549 total…

…showed last 75 words of 1549 total…have to format your hard drive and your floppy disks all the virus can damage is data. Virus can sometimes cause your keyboard to type the wrong characters or distortion on your screen but it is the programs controlling these functions and not the monitor or keyboard that is affected. Not even your disks can be physically damaged, only the data on them. This, if it comes to it, is your last line of defence.