What are the functions of operating system and explain its types?

What are the 7 functions of an operating system?

Security. ...
Control over system performance. ...
Job Accounting. ...
Error detecting aids. ...
Coordination between other software and users. ...
Memory Management. ...
Processor Management. ...
Device Management.

Functions of operating system
Memory Management. It is the management of the main or primary memory. ...
Processor Management/Scheduling. Every software that runs on a computer, whether in the background or in the frontend, is a process. ...
Device Management. ...
File Management. ...
Storage Management.

file management, memory management, process management, handling input and output, and controlling peripheral devices such as disk drives and printers.
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