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What is Kernel Mode in Operating System? PDF Download

Learn Kernel Mode definition in operating system with explanation to study “What is Kernel Mode”. Study kernel mode explanation with operating system terms to review operating system course for online degree programs.

Kernel Mode Definition:

  • A privileged mode of execution reserved for the kernel of the OS.

    Operating Systems by William Stallings



Kernel Mode Explanation:

There are two main modes i.e. Kernel mode and User mode. In kernel mode, the code that is being executed has complete and unrestricted authority and control over the underlying machine (hardware). It occurs when an application program that is being executed requests the help from a system call or an interrupt or operating system.

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