Explore topic-wise MCQs in Operating System.

This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Operating System knowledge and support exam preparation. Choose a topic below to get started.

1.

SCHEDULING_IS_DONE_SO_AS_TO_:?$

A. increase the throughput
B. decrease the throughput
C. increase the duration of a specific amount of work
D. None of the mentioned
Answer» B. decrease the throughput
Discussion
2.

Turnaround time is :$

A. the total waiting time for a process to finish execution
B. the total time spent in the ready queue
C. the total time spent in the running queue
D. the total time from the completion till the submission of a process
Answer» E.
Discussion
3.

Scheduling is done so as to ?

A. increase CPU utilization
B. decrease CPU utilization
C. keep the CPU more idle
D. None of the mentioned
Answer» B. decrease CPU utilization
Discussion
4.

In the following cases non – preemptive scheduling occurs :$

A. When a process switches from the running state to the ready state
B. When a process goes from the running state to the waiting state
C. When a process switches from the waiting state to the ready state
D. All of the mentioned
Answer» C. When a process switches from the waiting state to the ready state
Discussion