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

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".
None of these
is a group of electrical circuits (hardware), that performs the intent of instructions fetched from memory.
contains the address of the memory location that is to be read from or stored into.

ANSWER DOWNLOAD EXAMIANS APP

Operating System (OS)
Which of the following is true for machine language.

A sequence of instructions which, when followed properly, solves a problem
the language which communicates with the computer using only the binary digits 1 and 0.
Repeated execution of program segments
Depicting flow of data in a system
None of these

ANSWER DOWNLOAD EXAMIANS APP