Language Processors
Advantage(s) of using assembly language rather than machine language is/are:

Addresses any symbolic, not absolute
It is mnemonic and easy to read
All of these
Introduction of data to program is easier

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Language Processors
Indicate which of the following is not true about 4GL?

A 4GL is a software tool which is written, possibly, in some third generation language
Many database management system packages support 4GLs
All of these
4GL does not support a high-level of screen interaction

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Language Processors
The function(s) of the Syntax phase is/ are:

to build a uniform symbol table
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
to parse the source program into the basic elements or tokens of the language

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Language Processors
Assembly code data base is associated with

a permanent table of decision rules in the form of patterns for matching with the uniform symbol table to discover syntactic structure
consists of a full or partial list or the tokens as they appear in the program. Created by Lexical analysis and used for syntax analysis and interpretation
assembly language version of the program which is created by the code generation phase and is input to the assembly phase
a permanent table which lists all key words and special symbols of the language in symbolic form

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