OPERATING SYSTEM
Operates the entire computer system.
Example:
DOS (Disk Operating System)
Windows
Linux
Unilx
DEVICE DRIVER
Software useful for running any hardware is called the ‘device driver’ of that hardware.
The driver’s ladder also comes with tools such as printers, monitors or scanners.
SYSTEM UTILITIES
This type of software is used for system maintenance.
DISK FORMATTING
DISK COMPRESSION
DISK FRAGMENTATION
DISK CLEANUP
FILE MANAGER
BACKUP UTILITIES
ANTI VIRUS
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