Operating System (OS)
A program

is typically characterized by interactive processing and time of the CPU
is a device that performs a sequence of operations specified by instructions in memory.
is a sequence of instructions
None of these
is the device where information is stored

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Operating System (OS)
The instruction register

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.
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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Operating System (OS)
A page fault

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

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