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?
(A) UNIX
(B) MS-DOS
(C) CP/M
(D) PASCAL
Ans: D
PASCAL
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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