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Operating system
1. Links a program with the subroutines it references
2. Provides a layered, user friendly interface
3. Enables a programmer to draw a flowchart
4. None of the above

1 Answer

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Correct Answer - Option 2 : Provides a layered, user friendly interface

Operating system:

  • OS is a software that manages computer hardware, software resources, memory manager and it is also resource allocator.
  • OS is interface between user and hardware.
  • There are different types of OS
  1. Batch OS
  2. Multiprogramming
  3. Multitasking
  4. Multiprocessing
  5. Real time


Hence option 2 is the correct option.

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