Operating System (OS)
When you start up the computer the boot up storage at which the BIOS versions manufacturer and data are displayed on the monitor is called

Power on self test (POST)
Kernel loading
System configuration
Bootstrap

ANSWER DOWNLOAD EXAMIANS APP

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 hardware memory device which denotes the location of the current instruction being executed.
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.
None of these

ANSWER DOWNLOAD EXAMIANS APP