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[[!meta copyright="Copyright © 2004, 2006, 2007, 2008, 2010 Free Software
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The kernel of an operating system is a fundamental program which provides
essential resources from the hardware of the computer to other programs.

A kernel typically runs all the time and remains resident in main memory.

The amount of functionality and resources which it provides vary tremendously.

  * [[microkernel]]

  * [[UNIX]]