Computer _____ is a piece of code that infect other programs.
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disease
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viruse
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both 1 and 2
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none of these
B
Correct answer
Explanation
A computer virus is a malicious piece of code or program that attaches itself to legitimate programs and replicates by infecting other programs or files. The term virus is used metaphorically from biological viruses. Disease is not a technical term for malicious code, both 1 and 2 is incorrect since disease is not a valid option, and D is wrong because B is the correct answer (despite the typo viruse instead of virus).