02-Operating Systems

Kernel & User Space, IPC, System calls, BIOS/UEFI, PC ON process

April 6, 2021

Components of OS

  1. Kernel
    • A kernel is that part of the operating system which interacts directly with the hardware and performs the most crucial tasks.
    • Heart of OS/Core component
    • Very first part of OS to load on start-up.
  2. User space
    • Where application software runs, apps don’t have privileged access to the underlying hardware. It interacts with kernel.
    • App: GUI, CLI
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#Kernal  #Operating-System