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What is Hard Disk ?



A hard disk is part of a unit, often called a "disk drive," "hard drive," or "hard disk drive," that stores and provides relatively quick access to large amounts of data on an electromagnetically charged surface or set of surfaces. Today's computers typically come with a hard disk that contains several billion bytes(gigabytes) of storage.

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30 Mathematical symbols

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How to enter the BIOS or CMOS setup?

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What is Motherboard ?

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