Question

Define Operating system. Give the names of any three operating systems.

Answer 1

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Operating System

An operating system, or "OS," is software that communicates with the hardware and allows other programs to run. It is comprised of system software, or the fundamental files your computer needs to boot up and function. Every desktop computer, tablet, and smartphone includes an operating system that provides basic functionality for the device.

Answer 2

A computer program that organizes a number of other programs at the same time.
example:
The Windows, OS X, and Linux logos.The Windows GUI.The OS X GUI.Windows 7.Mac OS X Lion.Ubuntu Linux.Apple iOS running on an iPad.The three most common operating systems for personal computers are