General Knowledge - Technology - Discussion

40. 

A coating of dust on a computer's main circuit boards has this probable consequence

[A]. Overheating
[B]. Short circuits
[C]. Slower hard disk
[D]. None

Answer: Option A

Explanation:

No answer description available for this question.

Ravi said: (Sep 8, 2016)  
How can dust create such problem for computers? If one knows please let me know.

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