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

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

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Operating System (OS)
A public key encryption system

allows only the correct receiver to decode the data
None of these
allows anyone to decode the transmission
does not encode the data before transmitting it
allows only the correct sender to decode the data

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