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Operating System (OS)

Operating System (OS)
It is used to explorer the contents of computer, drives as well as manage files

My Document
My Computer
Recent Places
My Network Place

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Operating System (OS)
The technique, for sharing the time of a computer among several jobs. Which switches jobs so rapidly such that each job appears to have the computer to itself:

time domain
FIFO
time out
time sharing
None of these

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Operating System (OS)
Under multiprogramming, turnaround time for short jobs is usually _____ and that for long jobs is slightly _____.

lengthened; shortened
shortened; lengthened
lengthened; lengthened
None of these
shortened; shortened

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Operating System (OS)
Which of the following capabilities is required for a system program to execute more than one program at a time?

multitasking
word processing
None of these
compiling
virtual memory

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Operating System (OS)
...... system is built directly on the hardware

Operating
System
None
Environment

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Operating System (OS)
The SJF algorithm executes first the job

with the least processor needs
None of these
that first entered the queue
that last entered the queue
that has been in the queue the longest

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