Computer Science - MCQs

Q Multiprogramming of computer system improves

  • A storage
  • B memory
  • C expense of computation
  • D utilization of CPU
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Computer Science Operating System and Utility Programs Uploaded By: Safdar Ali

Q The mode bit __________ indicates the kernel mode.

  • A zero
  • B one
  • C both zero and one
  • D none of these
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Computer Science Operating System and Utility Programs Uploaded By: Safdar Ali

Q Example of open source operating system is

  • A MS Windows
  • B OS X
  • C Linux
  • D Solaris Unix
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Computer Science Operating System and Utility Programs Uploaded By: Safdar Ali

Q kernel mode is also called __________ mode.

  • A master
  • B system
  • C privileged
  • D all of the above
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Computer Science Operating System and Utility Programs Uploaded By: Safdar Ali

Q The system which executes only one process at a time is called __________ systems.

  • A multitasking
  • B unitasking
  • C uniprocessing
  • D uniprogramming
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Computer Science Operating System and Utility Programs Uploaded By: Safdar Ali

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