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Operating System (OS)

Operating System (OS)
Which of the following separates primary file and extension is

Dot
Point
Period
All of these

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Operating System (OS)
To properly exit windows

Clike the exit button on the desktop
Click the stop button on the desktop
None of the listed here
Select shut down from Start menu

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Operating System (OS)
In which addressing mode the contents of a register specified in the instruction are first decremented, and then these contents are used as the effective address of the operands?

auto decrement
None of these
auto increment
indirect addressing
index addressing

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Operating System (OS)
Which of the following is used to display the content of a certain drive or folder?

Double click the drive or folder
Right click the drive or folder
Click the drive or folder while holding down the Alt key
Triple click the drive or folder

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Operating System (OS)
Which of the following terms refers to the degree to which data in a database system are accurate and correct?

data security
data validity
data integrity
data independence
None of these

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Operating System (OS)
Which of the following is the allocation method of a disk space ?

All of the listed here
Contiguous allocation
Linked allocation
Indexed allocation

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