COMPILER DESIGN

SYNTAX ANALYSIS

ROLE OF THE PARSER

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

What is CFG?

A	Regular Expression
B	Compiler
C	Language expression
D	All of the mentioned

Explanation:

Detailed explanation-1: -A context-free grammar (CFG) consists of a set of productions that you use to replace a vari-able by a string of variables and terminals. The language of a grammar is the set of strings it generates. A language is context-free if there is a CFG for it.

Detailed explanation-2: -A CFG consists of the following components: a set of terminal symbols, which are the characters of the alphabet that appear in the strings generated by the grammar. a set of nonterminal symbols, which are placeholders for patterns of terminal symbols that can be generated by the nonterminal symbols.

Detailed explanation-3: -A context-free grammar (CFG) is a way of describing a language drawn from a useful set of languages called the Context-free Languages (CFLs). All regular languages are CFLs. Not all CFLs are regular.

There is 1 question to complete.