Operating System (OS)
The advantage(s) of incorporating the macro processor into pass 1 is(are):

All of these
None of these
many functions do not have to be implemented twice.
Functions are combined and it is not necessary to create intermediate files as output from the macros processor and input to the assembler.
more flexibility is available to the programmer in that he may use all the features of the assembler in conjunction with macros.

ANSWER DOWNLOAD EXAMIANS APP

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

ANSWER DOWNLOAD EXAMIANS APP