Operating System (OS)
The advantage of a command processor running only built-in commands is:

None of these
users can create system programs and run them as commands
the processing is much faster than would other-wise be the case when user defined commands are used
the command set being common across different hardware configurations
flexibility to the users in running lists of commands by simply collecting them in named batch command files

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

more flexibility is available to the programmer in that he may use all the features of the assembler in conjunction with macros.
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.
All of these

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Operating System (OS)
Scheduling is

unrelated to performance consideration
None of these
the same regard-less of the purpose of the system
allowing jobs to use the processor
not required in uniprocessor systems

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