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Operating System (OS)

Operating System (OS)
User action such as keystroke or mouse click are referred to as

Interrupt
Event
Processes
Tasks

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Operating System (OS)
Which of the following statement about directories is false?

Directories can be deleted
Directories cannot be renamed
The root directory is always at the highest level
Directories can exist inside directories

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Operating System (OS)
Which of the following is a disk compression tools?

None of these
Drive space
Defragmenter
Scandisk

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Operating System (OS)
In memory systems, boundary registers

track the beginning and ending of programs
are used for temporary program variable storage
None of these
track page boundaries
are only necessary with fixed partitions

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Operating System (OS)
If the displayed system time and date is wrong, you can reset it using

Write file
Calendar
Control panel
Write

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Operating System (OS)
You can set the width taskbar area and different components in it

If the taskbar is not yet locked
If other toolbars are not enabled
By right click and set width menu
If the applications are not opened

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