What are functions of Operating system?

FUNCTIONS OF OPERATING SYSTEM:
Operating system is a set of programs having following features:
1. It provides an interface or link bridge between a user and a computer.
2. It manages and looks after the computer hardware resources and their operations.
3. If operating system is not loaded on to we can not communicate with computer because there is no platform to communicate with computer.
4. Computer only understands low language operating system translates the user given instructions into computer language and convert computer given results in human readable form.
5. It provides CPU mangement also called process management.
6. It provides memory management.
7. It enable a computer to boot.
8. It provides disk or storage management.
9. It provides data manipulation.
10. It also provides networking facilities.