CBSE Class 9 Computer Applications
Question 20 of 30
Basics of Operating System — Question 6
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Question Question 6
Give five functions of an operating system.
The five functions of an operating system are:
- Processor Management — An operating system allocates the CPU to various running programs or applications.
- Memory Management — An operating system allocates memory to the running processes and de-allocates memory from the process, when it gets completed.
- File Management — An operating system governs the permanent storage and retrieval of data from/to an external storage device.
- Device Management — An operating system is responsible for proper handling of input and output devices.
- User Interface — An operating system establishes a standard means of communication between users and their computer systems.