February 1998
Beginner to intermediate
1104 pages
31h 21m
English
You need to take measures to protect your computer from viruses, a scourge of the modern day computer world. In addition to backing up your system regularly, you should obtain an antivirus program and make a habit of using it on a regular basis to protect your files against infection, especially if you frequently introduce files onto your hard disk from outside sources.
A computer virus is a program designed to do damage to either your computer or your computer's data. Viruses make copies of themselves and spread from one computer to another.
There are three ways in which viruses can be transmitted between computers:
Loading and running infected software
Booting ...
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