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Operating System (OS)

Operating System (OS)
The shortcut key to open a task manager is:

F1
Alt + F1
Alt + Ctrl + Delete
Alt + Tab

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Operating System (OS)
The most common security failure is

insufficient technology used to prevent breaches
depending on passwords
carelessness by users
None of these
too much emphasis on preventing physical access

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Operating System (OS)
The ....... is the drive containing the files to be copied

USB drive
Source drive
None of these
Destination drive

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Operating System (OS)
If the number of bits in a virtual address of a program is 16 and the page size is 0.5 K bytes, the number of pages in the virtual address space is

16
64
128
32
None of these

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Operating System (OS)
....... are specially designed computer chips that reside inside other devices, such as your car or electric thermostat

Mainframes
Embedded computer
Server
Robotic computer

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Operating System (OS)
What is the default file extension created by notepad?

.html
.doc
.tif
.txt

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MORE MCQ ON Operating System (OS)

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