Damage to hearing is caused by sounds which exceed
Options
A. 70 decibles
B. 80 decibles
C. 100 decibles
D. 120 decibles
Correct Answer
120 decibles
Explanation
High frequency sound attacks the tympanic memberane and makes it defective. 120 decibles is too high a pitch to be heard and therefore it impairs the hearing ability.
1983 Fred Cohen, while working on his dissertation, formally defines a computer virus as 'a computer program that can affect other computer programs by modifying them in such a way as to include a (possibly evolved)copy of itself.'
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