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Operating System (OS)

Operating System (OS)
Essential files of MS DOS are

Command.com
Msdos.sys
Lo.sys
All of the listed here

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Operating System (OS)
The problem with .... file is that they slow your computer's operation

Fragmented
All of above
Formatted
Program

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Operating System (OS)
In which of the storage placement strategies a program is placed in the largest available hole in the main memory?

buddy
best fit
first fit
worst fit
None of these

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Operating System (OS)
An incremental backup

saves only files that have recently changed
None of these
should be done each month
uses more tapes
saves all files

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Operating System (OS)
Which of the following scheduling objectives should be applied to the following: the system should admit jobs to create a mix that will keep most devices busy

to be fair
None of these
to balance resource utilization
to obey priorities
to be predictable

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Operating System (OS)
First-in-First-Out (FIFO) scheduling is

Fair Share Scheduling
Non Preemptive Scheduling
Preemptive Scheduling
Deadline Scheduling

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MORE MCQ ON Operating System (OS)

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