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Operating systems miscellaneous

  1. Let the time taken to switch between user and kernel modes of execution be t1 while the time taken to switch between two processes be t2. Which of the following is true?
    1. t1 > t2
    2. t1 = t2
    3. t1 < t2
    4. Nothing can be said about the relation between t1 and t2
Correct Option: C

t1 < t2
Process switching involves mode switch. Context switching can occur only in kernel mode.



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