Operating System (OS)
Which, of the following checks, cannot be carried out on the input data to a system?

None of these
All of these
Syntax check
Range check
consistency check

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Operating System (OS)
Page stealing

Is taking layer disk space for page in page out
Should be the turning goal
Is taking page frame from other working sets
Is a sign of an efficient system

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Operating System (OS)
The Memory Address Register

is a group of electrical circuits (hardware), that performs the intent of instructions fetched from memory.
contains a copy of the designated memory location specified by the MAR after a "read" or the new contents of the memory prior to a "write".
is a hardware memory device which denotes the location of the current instruction being executed.
contains the address of the memory location that is to be read from or stored into.
None of these

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