A grammar with more than one parse tree is called:(a) Unambiguous(b) Ambiguous(c) Regular(d) None of the mentionedI have been asked this question at a job interview.I need to ask this question from Construction and Yield of a Parse Tree topic in division Context Free Grammars and Languages of Automata Theory

A grammar with more than one parse tree is called:(a) Unambiguous(b) A

1.	A grammar with more than one parse tree is called:(a) Unambiguous(b) Ambiguous(c) Regular(d) None of the mentionedI have been asked this question at a job interview.I need to ask this question from Construction and Yield of a Parse Tree topic in division Context Free Grammars and Languages of Automata Theory
Answer» The correct choice is (b) Ambiguous To EXPLAIN: A context free grammar G is ambiguous if there is at least ONE STRING in L(G) having TWO or more distinct derivation trees or equivalently, two or more distinct leftmost DERIVATIONS.

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