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Operating System (OS)

Operating System (OS)
In a magnetic disk, data is recorded in a set of concentric tracks which are subdivided into

periods
None of these
groups
sectors
zones

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Operating System (OS)
The windows feature is the ability of computer to automatically configure a new hardware component is that

Add remove hardware
Plug and play
None of above
Auto detect

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Operating System (OS)
What is the initial value of the semaphore to allow only one of the many processes to enter their critical section?

None of these
1
8
16

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Operating System (OS)
The primary job of the operating system of a computer is to

provide utilities
be user friendly
command resources
None of these
manage resources

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

Paging
Hit ratios
The working set
Address location resolution

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Operating System (OS)
Which one of the following is not a layer of operating system?

Critical selection
Kernel
Shell
Application program

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