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Operating System (OS)

Operating System (OS)
My computer was introduced from

Windows 95
Windows 98
Windows 3.1
Windows 3.11

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Operating System (OS)
The operating system allows the user to organize the computer's contents in a hierarchical structure of directories that include all of the following except:

Files
Drives
System
Folders

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Operating System (OS)
Supervisor state is

required to perform any I/O
None of these
only allowed to the operating system
entered by programs when they enter the processor
never used

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

Formatted
Program
Fragmented
All of above

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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?

None of these
best fit
worst fit
first fit
buddy

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Operating System (OS)
The problem of thrashing is affected significantly by:

program structure
None of these
primary-storage size
All of these
program size

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