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In which scheduling policies, context switching never takes place

  • FCFS
  • round robin
  • Shortest job first
  • Pre-empitive
Similar Questions :

1. To avoid the race condition, the number of processes that may be simultaneously inside the critical section is

  • 12
  • 3
  • 1
  • 0

2. A thread is

  • lightweight process where the context switching is low
  • lightweight process where the context swithching is high
  • used to speed up paging
  • used in dead locks

3. Which one is true

  • The linkage editor is used to edit programs which have to later link together
  • The linkage editor links object module during compiling
  • The linkage editor links objects modules and resolves external references between them before loading
  • none of above

4. Size of virtual memory depends on

  • size of data bus
  • size of address bus
  • size of main memory
  • none of above

5. Four necessary conditions for deadlock are non pre-emption, circular wait, hold and wait and

  • mutual exclusion
  • race condition
  • buffer overflow
  • None of above
Read more from - Operating System Questions Answers - Chapter 1
Post a comment

  • Anuj Gupta 10 years ago

    Ans is FCFS...99% sure

  • Perk 11 years ago

    Right Answer is A (FCFS)

  • Aniket 11 years ago

    I think it is FCFS