Operating System (OS)
The FIFO algorithm

executes first the job with the least processor needs
execute first the job that has been in the queue the longest
None of these
executes first the job that first entered the queue
executes first the job that last entered the queue

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Operating System (OS)
The function(s) of the Syntax phase is(are)

to build a literal table and an identifier table
to recognize the major constructs of the language and to call the appropriate action routines that will generate the intermediate form or matrix for these constructs.
None of these
to build a uniform symbol table
to parse the source program into the basic elements or tokens of the language.

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