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Operating System (OS)

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

None of these
16
0
1
8

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Operating System (OS)
Use of icons and windows are characteristics of ....... interface

Command driven
Graphical user
Windows orientated
Menu driven

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Operating System (OS)
Which is not a system tool?

Format
Folder
Backup
Scandisk

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Operating System (OS)
The ___ is the drive containing the files to be copled

None of the listed here
Source drive
Destination drive
USB drive

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Operating System (OS)
Which of the following is the part of the operating system?

Disk
Kernel
Cell
FAT

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

best fit
buddy
None of these
first fit
worst fit

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