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The surface of each disk is divided into a no. of concentric circles called Tracks, each track being divided into Sectors.
The storage capacity of a hard disk is much higher than that of a floppy disk, & is therefore able to store much more data than a floppy disk of the same size because of technical differences.
The storage capacity of the hard disk is determined by the no. of recording surfaces, no. of tracks per surface & the recording density.
The computer identifies the record sought for by using its track no., or cylinder no. & the sector no. for its direct retrieval.
Kavungya answered the question on April 2, 2019 at 08:01
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