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a) Contact with contaminated systems:
If a diskette is used on a virus infected computer, it could become contaminated. If the same diskette is used on another computer, then the virus will spread.
b) Use of pirated software:
Pirated software may be contaminated by a virus code or it may have been amended to perform some destructive functions which may affect your computer.
c) Infected proprietary software:
A virus could be introduced when the software is being developed in laboratories, and then copied onto diskettes containing the finished software product.
d) Fake games:
Some virus programs behave like games software. Since many people like playing games on computers, the virus can spread very fast.
e) Freeware and Shareware:
Both freeware & shareware programs are commonly available in Bulletin board systems.
Such programs should first be used in controlled environment until it is clear that the program does not contain either a virus or a destructive code.
f) Updates of software distributed via networks:
Viruses programs can be spread through software distributed via networks.
maurice.mutuku answered the question on September 30, 2019 at 09:43
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