COMPUTER THREATS SECURITY
WHAT IS A COMPUTER VIRUS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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true
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false
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Either A or B
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None of the above
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Detailed explanation-1: -A computer virus attaches itself to a program or file so it can spread from one computer to another, leaving infections as it travels.
Detailed explanation-2: -Viruses spread by infecting other programs, either on the same computer or on other computers connected to it over a network. Any newly infected programs/computers will try to infect even more.
Detailed explanation-3: -A computer worm is a type of malware whose primary function is to self-replicate and infect other computers while remaining active on infected systems. A computer worm duplicates itself to spread to uninfected computers.
Detailed explanation-4: -Most frequently, it is attached to a file downloaded from web, an e-mail attachment, or removable media where some execution is possible. The code will not be executed if sent in a plain-text mail.