Question

What is a disk defragmenter? ​

Answer 1

Answer:

Microsoft Drive Optimizer is a utility in Microsoft Windows designed to increase data access speed by rearranging files stored on a disk to occupy contiguous storage locations, a technique called defragmentation.

Explanation:

When a program saves a file on a disk, it puts the file into an empty space on the disk. ... Disk defragmentation takes all the pieces of each file, and stores them in one place. It also makes sure programs are each in one place, and that unused space on the hard disk is all together.

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