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Operating Systems (Software) Facts, Information, Pictures - Encyclopedia.com
A computer's operating system is one of the most important "parts" of the computer. Almost every type of computer-including mobile telephones, video game systems, E-book readers, and DVRs-needs an operating system in order to operate properly.
http://www.encyclopedia.com/topic/Operating_systems_(Software).aspx
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General-Purpose Operating System
The operating system (OS) sets the standards for all application programs that run in the computer.
http://encyclopedia2.thefreedictionary.com/General-purpose%20operating%20system
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Understanding Operating Systems
Computer Basics: Understanding Operating Systems
http://www.gcflearnfree.org/computerbasics/2/print
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Operating System Functions - HowStuffWorks
Operating System Functions - Operating system functions include managing the hardware and software in a device such as a computer or phone. Read about operating system functions.
http://computer.howstuffworks.com/operating-system2.htm
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Operating Systems - Introduction
Operating Systems - Introduction to Information and Communication Technology
http://openbookproject.net/courses/intro2ict/system/os_intro.html
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How Your Operating System Works
How your operating system works - It sits there quietly but what does it actually do under the hood?
http://www.techradar.com/us/news/software/operating-systems/how-your-operating-system-works-936273
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Pros, Cons and Costs of Computer Operating Systems
"Fools rush in where angels fear to tread", said Alexander Pope. The Mac vs. Windows debate is a distinct case in point and usually generates more heat than light.
http://www.nashnetworks.ca/pros-cons-and-costs-of-operating-systems.htm
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How Operating Systems Work
The operating system controls your computer's tasks and manages system resources to optimize performance. Learn how your operating system works.
http://computer.howstuffworks.com/operating-system.htm
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List of Operating Systems - Wikipedia, the free encyclopedia
This is a list of operating systems. Computer operating systems can be categorized by technology, ownership, licensing, working state, usage, and by many other characteristics.
https://en.wikipedia.org/wiki/List_of_operating_systems
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Operating System - Wikipedia, the free encyclopedia
An operating system is system software that manages computer hardware and software resources and provides common services for computer programs.
https://en.wikipedia.org/wiki/Operating_system
