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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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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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