Operating System

Definition
An operating system (OS) is a software, that manages the computer hardware, and provides common services for execution of various application software or in other words, it works as an intermediator between the hardware and the Application software. Every computer possesses an operating system to run other programs present in it.

Important functions of an Operating System:

* Memory Management
* Processor Management
* Device Management
* File Management
* Security
* Control over system performance
* Job accounting
* Error detecting aids
* Coordination between other software and users

Types of Operating System:

* Microsoft Windows
* Apple iOS
* Google’s Android OS
* Apple macOS
* Linux Operating System

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