I

Indresh Gehalot • 9.91K Points
Tutor III

Q. The digital information is stored on the hard disk by

(A) applying a suitable electric pulse
(B) applying a suitable magnetic field
(C) applying a suitable nuclear field
(D) by using optic waves

Correct Answer - Option(A)

Explanation:

the digital data is sorted on the magnetized discs by magnetizing the areas.
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