Operating System — Test 7

Correct Answer: C. C. Both hardware and software level
Explanation: Process synchronization can be done on both hardware and software level. Critical section problems can be resolved using hardware synchronisation. But this method is not simple for implementation so software synchronization is mostly used.

Correct Answer: D. D. All of the mentioned
Explanation: A monitor is a module that encapsulates shared data structures, procedures that operate on shared data structure, synchronization between concurrent procedure invocation.

Correct Answer: A. A. A condition variable must be declared as condition
Explanation: To enable a process to wait within the monitor a condition variable must be declared as condition.

Correct Answer: B. B. Ready queue

Correct Answer: B. B. Turnaround time

Correct Answer: A. A. Cpu is allocated to the process with highest priority

Correct Answer: B. B. Currently running process

Correct Answer: D. D. Multilevel queue scheduling algorithm

Correct Answer: A. A. A process can move to a different classified ready queue

Correct Answer: D. D. A mapping from one address space to another