Virus and its types
Explain the term virus. State the types of viruses?
Expert
A virus is defined as a program which may infect other program by modifying them; the modification involves copy of the virus program that can then go on to infect other program.
Types of virus can be listed as follows:
a) Parasitic virus b) Memory-resident virus c) Boot sector virus d) Stealth virus e) Polymorphic virus
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