Definition: Areal Density


The number of bits of data that can be recorded onto the surface of a disk or platter usually measured in square inches. The areal density is calculated by multiplying the bit density (BPI - Bits Per Inch) by the track density (TPI - Tracks Per Inch).




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Data Recovery Fact

IDE

Integrated Drive Electronics. Standard interface and protocol for hard disks. The disk controller is an integrated part of the hard disk unit.

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