Q.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

Q.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

Q.3 Operating system is a collection of

(A) Software routines

(B) Input-output devices

(C) Hardware components

(D) All of these

Q.4 Which of the following is not an operating system?



(C) CP/M


Q.5 FIFO scheduling is

(A) Fair-share scheduling

(B) Deadline scheduling

(C) Non-preemptive scheduling

(D) Preemptive scheduling


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