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Which operating system use write through catches

  • UNIX
  • XENIX
  • ULTRIX
  • DOS

Answer: Option D

Similar Questions :

1. Semaphores function is to

  • synchronize critical resources to prevent deadlock
  • synchronize processes for better CPU utilization
  • used for memory management
  • none of above

Answer: Option A

2. Disk scheduling includes deciding

  • which should be accessed next
  • order in which disk access requests must be serviced
  • the physical location of the file
  • the logical location of the file

Answer: Option B

3. Memory protection is normally done by

  • the processor and the associated hardware
  • the operating system
  • the compiler
  • the user program

Answer: Option A

4. The part of machine level instruction, which tells the central processor what has to be done, is

  • Operation code
  • Address
  • Locator
  • Flip-Flop

Answer: Option A

5. Which is single user operating system

  • MS-DOS
  • UNIX
  • XENIX
  • LINUX

Answer: Option A

Read more from - Operating System Questions Answers - Chapter 1
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