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1 . Storage capacity of magnetic disk depends on--

A. tracks per inch of surface
B. bit per inch of tracks
C. disk pack in disk surface
D. All of them

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Answer: Option D

Explanation:

The magnetic disk storage capacity based on the bits located per unit area of the disk surface. The method adopted by a disk to store information is to use magnetic fields and encode them in various locations by having variations in the field of magnets.

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