Operating System Interview Questions and Answers
Question: What is the CPU Scheduler?Answer: Selects from among the processes in memory that are ready to execute, and allocates the CPU to one of them. CPU scheduling decisions may take place when a process:1.Switches from running to waiting state. 2.Switches from running to ready state. 3.Switches from waiting to ready. 4.Terminates. Scheduling under 1 and 4 is non-preemptive. All other scheduling is preemptive. |
Is it helpful?
Yes
No
Most helpful rated by users:
- What is the OPERATING SYSTEM?
- What are the OPERATING SYSTEM TYPES?
- What are the basic functions of an operating system?
- While running DOS on a PC, which command would be used to duplicate the entire diskette?
- Why paging is used in OS?