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UGC-NET/GATE Multiple Choice Questions for Operating System.
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Assume every process requires 3 seconds of service time in a system with single processor. If new processes are arriving at the rate of 10 processes per minute, then estimate the fraction of time CPU is busy in system?
When the head damages the magnetic surface, it is known as .....
all of the mentioned
What are the necessary conditions to occur the deadlock?
Sharable resource, Hold and wait, Preemption, Circular wait.
Mutual exclusion, Hold and wait, No preemption, Circular wait.
Mutual exclusion, Hold and wait, Preemption, Circular wait.
None of the above.
Mechanisms for synchronization and communication among various processes can be provided by
There are 5 questions to complete.