To interrupt, destroy computer systems Whether a statement. Or devices such as hard disc memory. And a program that can spread from one computer. Computer to another via computer communication systems, such as via memory card (Diskette) flash, drive, or network data. The computer virus attack damage. The data on disk or hard drive. Or operating such unwanted. To delete files stored on the hard drive or reformat the hard disk, etc.
However, the use of the most common viruses. Are not focused on destruction. But to work easily as a threat or message to create fear. The virus is active only in memory. The only system When the computer the next time. It will work with the virus And it will be spread to other programs. With the operation of the virus itself.
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