Question

What is defragmentation of hard disks what are the advantages of it

Answer 1

Defragmentation stacks the data in the correct order show that data can be easily accessible by the computer

it makes the computer faster.

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Answer 2

Because the hard drive has to scan multiple parts of the the disk to read a fragmented file, it can slow down the operation of the computer. Defragmenting the hard disk cures this problem. A hard disk utility, such as Norton Utilities, can put file fragments together to create contiguous files.