A computer process physically reorganizes the contents of secondary memory like the hard disks by storing files into the smallest number of contiguous regions. This process is called ______.a)Drive Sortingb)Disk Backupc)Disk Defragmentationd)Drive CompressionCorrect answer is option 'C'. Can you explain this answer?

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A computer process physically reorganizes the contents of secondary memory like the hard disks by storing files into the smallest number of contiguous regions. This process is called ______.

a)
Drive Sorting
b)
Disk Backup
c)
Disk Defragmentation
d)
Drive Compression

Correct answer is option 'C'. Can you explain this answer?

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A computer process physically reorganizes the contents of secondary me...

Disk Defragmentation:

Definition:

Disk defragmentation is a computer process that physically reorganizes the contents of secondary memory, such as hard disks.

The process aims to store files into the smallest number of contiguous regions to improve the overall performance and efficiency of the system.

Importance:

Over time, as files are created, modified, and deleted, the data on a hard disk can become fragmented.

Fragmentation occurs when files are split into smaller pieces and scattered across different regions of the disk.

This fragmentation can slow down the system's performance as the computer has to access multiple fragmented regions to retrieve a file.

Disk defragmentation helps to consolidate the fragmented files and rearrange them in contiguous regions, reducing the time it takes to read and write data.

It also helps to optimize disk space by reducing the amount of unused space caused by fragmented files.

Process:

The disk defragmentation process typically involves the following steps:

Analyzing the disk to identify fragmented files and their locations.

Moving the fragmented files to consolidate them into contiguous regions.

Updating the file system to reflect the new locations of the consolidated files.

Optimizing the disk's file allocation structure to improve future file storage efficiency.

Some disk defragmentation tools also offer additional features such as scheduling automatic defragmentation and prioritizing certain files or folders.

Benefits:

Improved system performance: Defragmentation reduces the time it takes to read and write data, leading to faster file access and improved overall system performance.

Reduced disk wear: By consolidating files, disk defragmentation reduces the amount of disk head movement required, which can help extend the lifespan of the hard disk.

Optimized disk space: Defragmentation reduces the amount of unused space caused by fragmented files, allowing for better utilization of available disk space.

Prevention of file fragmentation: Regular disk defragmentation can help prevent future file fragmentation by optimizing the file allocation structure.

Conclusion:

Disk defragmentation is an essential process to maintain the performance and efficiency of a computer system. By consolidating fragmented files and rearranging them into contiguous regions, disk defragmentation improves file access speed and optimizes disk space utilization.

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