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  • Which of the following is the correct rotational speed of...
Multiple choice

Which of the following is the correct rotational speed of a hard disk?

  1. 2400 rpm

  2. 3600 rpm

  3. 4600 rpm

  4. 7200 rpm

  5. 1600 rpm

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

This is the correct rotational speed of a hard disk. so that data contents of the hard disk can be read.

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