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Welcome to the CPU Scheduling MCQs Page

Dive deep into the fascinating world of CPU Scheduling with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of CPU Scheduling, a crucial aspect of Operating System. In this section, you will encounter a diverse range of MCQs that cover various aspects of CPU Scheduling, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Operating System.

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Check out the MCQs below to embark on an enriching journey through CPU Scheduling. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Operating System.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of CPU Scheduling. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

CPU Scheduling MCQs | Page 14 of 14

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Q131.
Scheduling is

a.

allowing jobs to use the processor

b.

unrelated to performance consideration

c.

not required in uniprocessor systems

d.

the same regard-less of the purpose of the system

Discuss
Answer: (a).allowing jobs to use the processor
Q132.
What scheduling algorithm allows processes that are logical runnable to be temporarily suspended?

a.

preemptive scheduling

b.

non-preemptive scheduling

c.

FIFO

d.

FCFS

Discuss
Answer: (a).preemptive scheduling
Q133.
Round-robin scheduling

a.

allows interactive tasks quicker access to the processor

b.

is quite complex to implement

c.

gives each task the same chance at the processor

d.

allows processor-bound tasks more time in the processor

Discuss
Answer: (c).gives each task the same chance at the processor
Q134.
The main function of the dispatcher (the portion of the process scheduler) is

a.

swapping a process to the disk

b.

assigning ready process to the CPU

c.

suspending some of the processes when the CPU load is high

d.

bring processes from the disk to the main memory

Discuss
Answer: (b).assigning ready process to the CPU
Q135.
Feed back queue

a.

are very easy to implement

b.

dispatch tasks according to execution characteristics

c.

are used to favor real-time tasks

d.

require manual intervention to implement properly

Discuss
Answer: (b).dispatch tasks according to execution characteristics
Q136.
The term 'polling' in a computer means a process by which a computer system

a.

detects/corrects errors

b.

multiplexes the inputs and updates the memory accordingly

c.

decides correct alternative by analysing several ones

d.

inquires to see if a terminal has any transaction to send

Discuss
Answer: (d).inquires to see if a terminal has any transaction to send
Q137.
Indicate which is a pre-emptive scheduling algorithm

a.

Round-robin

b.

Shortest-job-next

c.

Priority-based

d.

All of the above

Discuss
Answer: (a).Round-robin
Q138.
Which of the following is not a characteristic of a daisy chaining priority control scheme?

a.

priority is programmable

b.

it is relatively easy to add more devices to the chain

c.

the failure of one device may affect other devices on the chain

d.

the number of control lines is independent of the number of devices on the chain

Discuss
Answer: (a).priority is programmable
Q139.
Which of the following scheduling objectives should be applied to the following: the system should admit jobs to create a mix that will keep most devices busy

a.

to be fair

b.

to balance resource utilization

c.

to obey priorities

d.

to be predictable

Discuss
Answer: (b).to balance resource utilization
Q140.
A task in a blocked state

a.

is executable

b.

is running

c.

must still be placed in the run queues

d.

is waiting for same temporarily unavailable resources

Discuss
Answer: (d).is waiting for same temporarily unavailable resources
Page 14 of 14

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