The most fundamental system program is the operating system, whose job is to control all the computer's resources and provide a base upon which the application program can be written.

Operating system acts as an intermediary between a user of a computer and the computer hardware. A computer system can be divided roughly into four components: the hardware, the operating system, the application program, and the users.

Introduction to Operating System – Operating System

In this “Introduction to Operating System – Operating System” you will learn about the following topics:

  1. Introduction of Operating System
  2. History of Operating System
  3. The 1940's - First Generation, The 1950's - Second Generation, The 1960's - Third Generation, The 1970’s-Fourth Generation
  4. Objectives of Operating System
  5. Operating System as an Extended Machine or Virtual
  6. Operating System as a Resource Manager
  7. Types of Operating Systems
  8. Serial Processing
  9. Batch Processing
  10. Multitasking or Time-Sharing System
  11. Multiprocessing
  12. Multi-Programming
  13. Distributed System
  14. Distributed Operating System
  15. Real-Time Operating System
  16. Functions of Operating System
  17. Memory Management
  18. Processor Management
  19. Device Management
  20. File Management
  21. Other Important Activities
  22. Different Views of Operating System
  23. User View, System View




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BCA 4th Semester Operating System Notes Pdf: