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Introduction To Linux


Operating System

An operating system (OS) is system software that manages computer hardware and software resources and provides common services for computer programs.

Or

The operating system (OS) is the most important program that runs on a computer, Without OS in your computer, can not able to perform any activity like playing a song, movies, browsing etc.


# There are Three Popular Operating Systems 

  • Windows 
  • Linux  
  • Mac OS


# Kernel 


Kernel is the heart of operation system.It is responsible for communicating between Hardware and User Applications.



# What is Linux?


It is an Operating System or Kernel. It is the programmed heart of any operating system that takes care of the fundamental stuff like communication of hardware with software.



◘ Linux is an operating system.

◘ Linus Torvalds created/developed Linux.
    * Note - Receptive to changes, modifications suggested by its users.

◘ Linux is open source and it is free of cost.
    * Note - programmers used Linux to design custom operating system. This makes Linux, most popular and widely used o/s.

◘ Linux is the backbone of
  1.  Debian
  2.  Ubuntu
  3.  Fedora
  4.  (list doesn’t end here, there are 1000’s of o/s based on Linux)




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