21. There are processors which take 4,1,8,1 machine cycles respectively. If these are executed in round robin fashion with a time quantum of 4, what is the time it take for process 4 to complete.
Answer: 9
Explanation:Here is no explanation for this answer
Workspace
Cisco Societe Generale
22. Banker's algorithm deals with
Answer: deadlock avoidance
Explanation:Here is no explanation for this answer
Workspace
Cisco Societe Generale
23. Shortest Job First executes first the job
Answer: with the least processor needs
Explanation:Here is no explanation for this answer
Workspace
Cisco Societe Generale
24. Semaphores function is to
Answer: synchronize critical resources to prevent deadlock
Explanation:Here is no explanation for this answer
Workspace
Cisco Societe Generale
25. A thread is
Answer: lightweight process where the context switching is low
Explanation:Here is no explanation for this answer
Workspace
Cisco Societe Generale
26. Which operating system reacts in the actual time
Answer: Real time system
Explanation:Here is no explanation for this answer
Workspace
Societe Generale
27. Which one of the following is not shared by threads?
Answer: both (a) and (b)
Explanation:Here is no explanation for this answer
Workspace
Societe Generale
28. The time required to create a new thread in an existing process is
Answer: less than the time required to create a new process
Explanation:Here is no explanation for this answer
Workspace
Societe Generale
29. Termination of the process terminates
Answer: all threads within the process
Explanation:Here is no explanation for this answer
Workspace
Societe Generale
30. Semaphores are used to solve the problem of
Answer: process synchronization
Explanation:Here is no explanation for this answer
Workspace
Societe Generale
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