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MCQs

Total Questions : 36 | Page 1 of 4 pages
Question 1. CPU scheduling is the basis of ____________.
  1.    multiprocessor systems
  2.    multiprogramming operating systems
  3.    larger memory sized systems
  4.    None of these
 Discuss Question
Answer: Option B. -> multiprogramming operating systems


None.


Question 2. An I/O bound program will typically have :
  1.    a few very short CPU bursts
  2.    many very short I/O bursts
  3.    many very short CPU bursts
  4.    a few very short I/O bursts
 Discuss Question
Answer: Option C. -> many very short CPU bursts


None.


Question 3. With multiprogramming, ______ is used productively.
  1.    time
  2.    space
  3.    money
  4.    All of these
 Discuss Question
Answer: Option A. -> time


None.


Question 4. A process is selected from the ______ queue by the ________ scheduler, to be executed.
  1.    blocked, short term
  2.    wait, long term
  3.    ready, short term
  4.    ready, long term
 Discuss Question
Answer: Option C. -> ready, short term


None.


Question 5. The two steps of a process execution are : (choose two)
  1.    I/O Burst, CPU Burst
  2.    CPU Burst
  3.    Memory Burst
  4.    OS Burst
 Discuss Question
Answer: Option A. -> I/O Burst, CPU Burst


None.


Question 6. Scheduling is done so as to :
  1.    increase the turnaround time
  2.    decrease the turnaround time
  3.    keep the turnaround time same
  4.    there is no relation between scheduling and turnaround time
 Discuss Question
Answer: Option B. -> decrease the turnaround time


None.


Question 7. Response time is :
  1.    the total time taken from the submission time till the completion time
  2.    the total time taken from the submission time till the first response is produced
  3.    the total time taken from submission time till the response is output
  4.    None of these
 Discuss Question
Answer: Option B. -> the total time taken from the submission time till the first response is produced


None.


Question 8. Scheduling is done so as to :
  1.    increase the response time
  2.    keep the response time the same
  3.    decrease the response time
  4.    None of these
 Discuss Question
Answer: Option C. -> decrease the response time


None.


Question 9. Waiting time is :
  1.    the total time in the blocked and waiting queues
  2.    the total time spent in the ready queue
  3.    the total time spent in the running queue
  4.    the total time from the completion till the submission of a process
 Discuss Question
Answer: Option B. -> the total time spent in the ready queue


None.


Question 10. Scheduling is done so as to :
  1.    increase the waiting time
  2.    keep the waiting time the same
  3.    decrease the waiting time
  4.    None of these
 Discuss Question
Answer: Option C. -> decrease the waiting time


None.


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