Top 150+ Operating System MCQ Questions and Answers - 1

Question: 1

Operating systems

(A) enables the programmer to draw a flow chart

(B) provides a layer, user friendly interface

(C) links a program with subroutine it references

(D) all of these

Ans: B

provides a layer, user friendly interface

Question: 2

Which of the following Is not a part of the operating system?

(A) Input/output control program

(B) Job control program

(C) Supervisor

(D) Performance monitor

Ans: D

Performance monitor

Question: 3

Operating system is a collection of

(A) Software routines

(B) Input-output devices

(C) Hardware components

(D) All of these

Ans: A

Software routines

Question: 4

Which of the following is not an operating system?



(C) CP/M


Ans: D


Question: 5

FIFO scheduling is

(A) Fair-share scheduling

(B) Deadline scheduling

(C) Non-preemptive scheduling

(D) Preemptive scheduling

Ans: C

Non-preemptive scheduling

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