100+ Operating System Fill in the Blanks with Answers - 1

Question: 1

Memory management is

(A) Critical for even the simplest operating systems

(B) Not used on multiprogramming systems

(C) Replaced with virtual memory on current systems

(D) Not used in modern operating systems

Question: 2

The state transition initiated by the user process itself in an operating system is

(A) Timer run out

(B) Wake up

(C) Dispatch

(D) Block

Question: 3

Multiprogramming was made possible by

(A) Operating systems

(B) Input/output units that operate independently of the CPU

(C) Both (a) and (b)

(D) Neither (a) nor (b)

Question: 4

Operating system

(A) Enables the programmer to draw a flow chart

(B) Links a program with subroutine it references

(C) Provides a layer, user friendly interface

(D) All of these

Question: 5

An operating system contains 3 user processes each requiring 2 units of resource R. The minimum number of units of R such that no deadlocks will ever arise is

(A) 3

(B) 4

(C) 5

(D) 6