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Definition of Operating System

By , About.com Guide

Definition: An Operating System is a computer program that manages the resources of a computer. It accepts keyboard or mouse inputs from users and displays the results of the actions and allows the user to run applications, or communicate with other computers via networked connections.

Glossary:

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Alternate Spellings: OS, O.S.
Examples:
Despite running five applications simultaneously the Operating System responded immediately to mouse clicks.
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