What is a virus?
2018
What is a virus?
- A.
It is a computer device that can copy itself and infect a computer without permission or knowledge of the user
- B.
It is a computer keylogger that can copy itself and infect a computer with permission or knowledge of the user
- C.
It is a computer device that can copy itself and infect a computer with permission or knowledge of the user
- D.
It is a computer program that can copy itself and infect a computer without permission or knowledge of the user
Attempted by 87 students.
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Correct answer: D
The correct answer is D. A computer virus is a malicious software program, not a physical hardware device. It functions by inserting its own code into legitimate applications to replicate itself and spread, infecting the system and performing harmful actions entirely without the user's permission or knowledge.