Operating System Basis Concept Multiple choice question

Exercise : - Multiple Choice Question On Operating System, MCQ Operating System Basis concept

This section contains a lot of operating system question and answer with explanation on the topic basis concept. These question and answer are very much helpful for interview(campus interviews, walkin interviews, company interviews), competitive examination ,entrance test and placements. Each question having answer and explanation that would help you to understand easily. These question are designed from basic to advance level. So anyone can learn from here (beginner, fresher, engineering graduate, an experienced IT professional).

All the question of operating system are listed below on basis concept along with detailed explanation / solution and answer.

11) Race around condition occurs when ?
A. Two processed unknowingly wait for resources that are help by each other
B. Two process wait for same resources
C. All resources are shared
D. Two processes share the same shared resource

Answer:

Two process wait for same resources

Option:

( B )


Explanation :

No explanations available for this question.


12) Aging is a technique ?
A. Used to increase the priority of processed that are waiting for long times
B. Used to decrease the priority that are waiting for long time
C. Used to increase the priority of processed that are currently running
D. Used to decrease the priority processes that are currently running

Answer:

Used to increase the priority of processed that are waiting for long times

Option:

( A )


Explanation :

No explanations available for this question.


13) A page fault occurs ?
A. when the page is not in the memory
B. when the page is in the memory
C. when the process enters the blocked state
D. when the process is in the ready state

Answer:

when the page is in the memory

Option:

( B )


Explanation :

No explanations available for this question.