Language Processors
In which addressing mode, the effective address of the operand is generated by adding a constant value to the contents of register?

immediate mode
index mode
absolute mode
indirect mode

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Language Processors
A compiler is

a program that places programs into memory and prepares them for execution
is a program that appears to execute a source program as if it were machine language
program that accepts a program written in a high level language and produces an object program
a program that automate the translation of assembly language into machine language

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Language Processors
An Interpreter is

a program that places programs into memory and prepares them for execution
a program that automate the translation of assembly language into machine language
is a program that appears to execute a source program as if it were machine language
program that accepts a program written in a high level language and produces an object program

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Language Processors
Terminal Table

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

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