Friday, November 1, 2013

What is Kernel


What is Kernel

·        It is a Core or nucleus of an operating system
·        It Interacts with the hardware
·        First program to get loaded when the system starts and runs till the session gets terminated
·        Different from BIOS which is hardware dependent.
·        Kernel is software dependent

What is Kernel

Kernel types
         Monolithic
       All OS related code are stuffed in a single module
       Available as a single file
       Advantage : Faster functioning
         Micro
       OS components are isolated and run in their own address space
       Device drivers, programs and system services run outside kernel memory space
       Supports modularity
       Lesser in size

What is Kernel


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