Operating System (OS)
Uniform Symbols Table

None of these
consists of a full or partial list of the token's as they appear in the program. Created by Lexical analysis and used for syntax analysis and interpretation
a permanent table which lists all key words and special symbols of the language in symbolic form
a permanent table of decision rules in the form of patterns for matching with the uniform symbol table to discover syntactic structure
contains all constants in the program

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Operating System (OS)
The FIFO algorithm

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

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