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OS CPU Scheduling
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OS CPU Scheduling
The strategy of making processes that are logically runnable to be temporarily suspended is called ____________
Non preemptive scheduling
Preemptive scheduling
Shortest job first
First come First served
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rikazzz
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OS CPU Scheduling
What is Waiting time?
the total time in the blocked and waiting queues
the total time spent in the ready queue
the total time spent in the running queue
the total time from the completion till the submission of a process
Author:
rikazzz
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OS CPU Scheduling
The FCFS algorithm is particularly troublesome for ____________
time sharing systems
multiprogramming systems
multiprocessor systems
operating systems
In a time sharing system, each user needs to get a share of the CPU at regular intervals.
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rikazzz
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OS CPU Scheduling
Orders are processed in the sequence they arrive if _______ rule sequences the jobs.
earliest due date
slack time remaining
first come, first served
critical ratio
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rikazzz
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OS CPU Scheduling
Which scheduling algorithm allocates the CPU first to the process that requests the CPU first?
first-come, first-served scheduling
shortest job scheduling
priority scheduling
none of the mentioned
Author:
rikazzz
Comment
OS CPU Scheduling
What is Dispatch latency?
the speed of dispatching a process from running to the ready state
the time of dispatching a process from running to ready state and keeping the CPU idle
the time to stop one process and start running another one
none of the mentioned
Author:
rikazzz
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OS CPU Scheduling
Round robin scheduling falls under the category of ____________
Non-preemptive scheduling
Preemptive scheduling
All of the mentioned
None of the mentioned
Author:
rikazzz
Comment
OS CPU Scheduling
In priority scheduling algorithm, when a process arrives at the ready queue, its priority is compared with the priority of ____________
all process
currently running process
parent process
init process
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rikazzz
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OS CPU Scheduling
What is ‘Aging’?
keeping track of cache contents
keeping track of what pages are currently residing in memory
keeping track of how many times a given page is referenced
increasing the priority of jobs to ensure termination in a finite time
Author:
rikazzz
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OS CPU Scheduling
Which of the following scheduling algorithms gives minimum average waiting time?
FCFS
SJF
Round – robin
Priority
Author:
rikazzz
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