Operating system mcqs cpu scheduling benefits

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Operating system mcqs cpu scheduling benefits

Question 6 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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
Question 6 Explanation: 
There is no other choice.
Question 7 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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
Question 8 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What are the two steps of a process execution?
A
I/O & OS Burst
B
CPU & I/O Burst
C
Memory & I/O Burst
D
OS & Memory Burst
Question 9 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Scheduling is done so as to .....
A
increase the turnaround time
B
decrease the turnaround time
C
keep the turnaround time same
D
there is no relation between scheduling and turnaround time
Question 10 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
CPU scheduling is the basis of .....
A
multiprocessor systems
B
multiprogramming operating systems
C
larger memory sized systems
D
none of the mentioned
There are 10 questions to complete.