1.

What is Kernel and write its main functions?

Answer»

The kernel is basically a computer program usually considered as a CENTRAL component or module of OS. It is responsible for handling, managing, and controlling all operations of computer systems and hardware. Whenever the system starts, the kernel is loaded first and remains in the main MEMORY. It also ACTS as an interface between user applications and hardware.

Functions of Kernel:

  • It is responsible for managing all computer resources such as CPU, memory, files, processes, etc.
  • It facilitates or initiates the interaction between components of hardware and software.
  • It manages RAM memory so that all RUNNING processes and programs can work effectively and efficiently.
  • It also controls and manages all primary tasks of the OS as well as manages access and use of various peripherals connected to the computer.
  • It schedules the work done by the CPU so that the work of each user is executed as efficiently as possible.


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