Thursday, September 2, 2010

Operating System - Question Answer

1. In Round Robin CPU Scheduling, as the time quantum is increased, the average turn around time-
Ans: varies irregulary

2. In a multiprogramming environment-
Ans: more than one process resides in the memory

3. The size of the virtual memory depends on the size of the -
Ans: Address Bus

4. Give example of Scheduling Policies in which context switching never take place-
Ans: Shortest Job First, First-cum-first-served

5. Suppose that a process is in 'BLOCKED' state waiting for some I/O service. When the service is completed, it goes to the-
Ans: READY State

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