Part 1 of Essay
(anonymous) WHAT IS A COMPUTER VIRUS: The term usually used to define a computer virus is: ' A computer virus is often malicious software which replicates itself' [ Podell 1987 for similar definition ] - COMPUTER VIRUSES ARE BASICALLY PROGRAMS, LIKE A SPREADSHEET ....

Part 2 of Essay
.... A MODIFICATION PERFORMED ON A PROGRAM.(THE ABILITY TO PREVENT FURTHER MODIFICATION OF THE SAME PROGRAM UPON SUCH RECONDITION.) - MODIFIED SOFTWARE ASSUME ATTRIBUTES 1 TO 4. HOW DOES A VIRUS SPREAD: A computer virus can only be put into your system either by yourself or someone else. One way in which a virus can be put into your computer is via a Trojan Horse. -TROJAN HORSE IS USUALLY CONTAMINATED IN DISKS WHICH ARE PARTICULARY ....