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Operating System (OS)

Operating System (OS)
When you open my computer on desktop you see the information of

CD
Removable disk
Hard disk
All of these

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Operating System (OS)
Whenever you move a directory from one location to another

All the subdirectory inside that directory are moved
Both A and B
All files inside the directory are moved
The directory is moved the source file is not moved

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Operating System (OS)
The initial value of the semaphore that allows only one of the many processes to enter their critical sections, is

8
None of these
0
1
16

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Operating System (OS)
Fonts install from

Font setup file
Add from control panel
All of above
Font.exe file

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Operating System (OS)
All the time a computer is switched on, its operating system software has to stay in

primary storage
main storage
floppy disk
disk drive
None of these

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Operating System (OS)
Which of the following concept is best to preventing page faults ?

Hit ratios
The working set
Address location resolution
Paging

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MORE MCQ ON Operating System (OS)

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