Operating System (OS)
The function(s) performed by the paging software is (are)

Sharing and protection
None of these
All of these
Implementation of the access environment for all programs in the system
Management of the physical address space

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Operating System (OS)
The Memory Buffer Register (MBR)

None of these
contains the address of the memory location that is to be read from or stored into.
is a hardware memory device which denotes the location of the current instruction being executed.
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 group of electrical circuits (hardware), that performs the intent of instructions fetched from memory.

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Operating System (OS)
A page fault

is an access to a page not currently in memory
is an error is a specific page
occurs when a program accesses a page of memory
is a reference to a page belonging to another program
None of these

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Operating System (OS)
What hole will allocates in "Worst-Fit" algorithm of memory management?

It allocates the smaller hole than required memory hole
It allocates the exact same size memory hole
It allocates the smallest hole from the available memory holes
It allocates the largest hole from the available memory holes

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