Operating System (OS)
Addressing structure

performs indicated operations on two fast registers of the machine and leave the result in one of the registers.
None of these
All of these
defines the fundamental method of determining effective operand addresses
are variations in the use of fundamental addressing structures, or some associated actions which are related to addressing.

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Operating System (OS)
Identify false statement

You can right click and choose Empty Recycle Bin to clean it at once
You can increase free space of disk by sending files in recycle bin
You can restore any files in recycle bin if you ever need
You can find deleted files in recycle bin

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Operating System (OS)
Data encryption

cannot be used by private installations
is mostly used by financial networks
None of these
is mostly used by public networks
is not necessary, since data cannot be intercepted

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Operating System (OS)
What is the meaning of "Hibernate" in Windows XP/Windows 7?

Restart the Computer in hibernate mode
Shutdown the Computer without closing the running applications
Shutdown the Computer terminating all the running applications
Restart the Computer in safe mode

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