Mind map
System Software
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System Software
Operating System
Utility Software
- File Compression
- Reducing the size of the file by performing an algorithm on the original data
- Lossless
- The original file can be re-created as no data is lost
- Lossy
- Some of the original data is lost and the original file can not be re-created
- Lossless
- Reducing the size of the file by performing an algorithm on the original data
- Disk Defragmentation
- When a hard drive disk is new, files get added to the disk in order. When files are deleted, this leaves gaps
- When new files are saved they become fragmented to fill the gaps.
- Defragmentation software groups fragmented files back together
- When new files are saved they become fragmented to fill the gaps.
- When a hard drive disk is new, files get added to the disk in order. When files are deleted, this leaves gaps
- File Repair
- Disk Copying
- Disk Formatting
- Disk Backup / Restore
- Ensures that there is a way to restore files/data/programs in case of computer failure
- Anti-Virus
- Encryption
- Encryption scrambles data
- Encrypted with a key and then decrypted with a key
- Unreadable to anyone that intercepts it
- Encrypted with a key and then decrypted with a key
- Encryption scrambles data
- File Compression
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- Description
- Mind Map on System Software, created by George Howell on 05/12/2017.
- Created by
- George Howell · Dec 2017
- Updated
- Dec 5, 2017
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