CS/IT MCQs

Objective Questions on Operating System set-8

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This set of objective questions on the operating system includes the collection of multiple-choice questions on the fundamental of the operating system. It includes objective questions on topics such as virtual memory in an operating system, fence register, scheduler, multiprogramming system, shell, and throughput.

1. A small program which loads OS into the memory is called as ………..
A) ROM
B) bootstrap loader
C) BIOS
D) RAM

2. Virtual memory is …………..
A) Simple to implement
B) Used by all major commercial OS
C) Less efficient memory utilization
D) Less effective

3. A special-purpose register that is set to the highest address occupied by the OS code is ………..
A) fence register
B) general purpose register
C) protection register
D) control register

4. As OS program module that selects the next job to be admitted for execution is called as …..
A) scheduler
B) compiler
C) throughput
D) dispatcher

5. Multiprogramming systems ……………..
A) are easier to develop than single programming systems.
B) execute each job faster
C) execute more jobs in the same time.
D) are used only on large main frame computers

Read Also: MCQ on Operating System Fundamental

6. SSTF stands for ……………………
A) Small seek Time First
B) Simple Seek Time First
C) Shortest Seek Time First
D) Synchronous Seek Time First

7. The program is known as ……………… which interacts with the inner part of called kernel.
A) compiler
B) device driver
C) protocol
D) shell

8. Semaphore can be used for solving …………
A) wait & signal
B) deadlock
C) synchronization
D) priority

9. The number of processes completed per unit time is known as …………
A) output
B) throughput
C) efficiency
D) capacity

10. On what principle does Distributed OS work?
A) File foundation
B) Single system image
C) Multi-system image
D) Networking image

Answers:

1. A small program which loads OS into the memory is called as ………..
B) bootstrap loader

2. Virtual memory is …………..
B) Used by all major commercial OS

3. A special-purpose register that is set to the highest address occupied by the OS code is ………..
A) fence register

4. As an OS program module that selects the next job to be admitted for execution is called…..
A) scheduler

5. Multiprogramming systems ……………..
C) execute more jobs at the same time.

6. SSTF stands for ……………………
C) Shortest Seek Time First

7. The program is known as ……………… which interacts with the inner part of called kernel.
D) shell

8. Semaphore can be used for solving …………
C) synchronization

9. The number of processes completed per unit time is known as …………
B) throughput

10. On what principle does Distributed OS work?
B) Single system image

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