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IBM developerWorks : Linux : Education - Tutorials
LPI certification 102 exam prep, Part 2
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2. Introducing the kernel
  


Interfacing with hardware page 2 of 10


The primary role of the Linux kernel is to interface directly with the hardware in your system. The kernel provides a layer of abstraction between the raw hardware and application programs. This way, the programs themselves do not need to know the details of your specific motherboard chipset or disk controller -- they can instead operate at the higher level of reading and writing files to disk, for example.


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