What is an Operating System ? Write its basic functions.

Fig: Block Diagram of OS

Operating System is like a mediator which is used to link up computer and users hardware with each other. Indeed, it is used to create an environment in order to comply computer programs efficiently.

Technically, it is called a software which drives hardware. It controls and executes processor, memory, and other peripheral devices of the computer system.

7 typical functions of Operating System are as listed in given below:

1. Management Processor
2. Management of Memory
3. Management of Peripheral Device
4. Mangement of Files and Folders
5. Use to Detect Error
6. Use to Control Performance of System
7. Use to Secure System

There are also some other functionalities of operating system. Such as accounting, helper between users and software etc. But above seven are common and basic functions of daily used operating systems such as windows os, unix os, linux os, android os etc.