What is an operating system?

What is an operating system?

An operating system can be understood as a collection of programs and utilities which can act as an interface between the users and computer.


It is the operating system that provides instructions to the computer to operate in particular way in different conditions. The main function of operating system is to create a user friendly environment.


Functions of operating system

The following are the functions of operating system:

  • Managing users program
  • Managing the memories of the computer
  • Managing the I/O operations
  • Controlling the security of the computer

Types of operating systems

There are several types of operating system as stated below:

  1. Batch processing operating system
  2. Multi-tasking operating system
  3. Multiprogramming operating system
  4. Multithreading operating system
  5. Real-time operating system
  6. Multiprocessing operating system
  7. Distributed operating system


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Rohanjit Kumar
Technology geek, loves to write and share knowledge with the world. Having 9+ years of IT experience. B.Tech in Computer Science & Engineering
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