Showing posts with label Concepts. Show all posts
Showing posts with label Concepts. Show all posts

Sunday, March 16, 2014

Operating System

While living in the today tech world we are more acquainted with the word OS - operating system. But when we asked about it? we simply
say it is windows , Linux , UNIX , MAC os or android.
Operating System is a collection of software programs that manages hardware resources and provides an application interface towards user to interact with system.
The components of an operating system:--------

  1. Kernel
  2. Modes
  3. Program execution
  4. Interrupts
  5. Modes
  6. Memory management
  7. Virtual memory
  8. Multitasking
  9. Disk access and file systems
  10. Device drivers
  11. Networking
  12. Security
  13. User interface