30 Questions
Which operators are included in the BNF description of the Boolean expressions of Java?
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What is the leftmost derivation for the statement 'B = C * (A * C + B )'?
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Which sentences are in the language generated by the given grammar?
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What is the EBNF rule for the BNF rule 'expr => expr + term | expr - term | term'?
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What are the three primary methods of semantics description?
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Are BNF and context-free grammars equivalent meta-languages?
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Which of the following is true about Backus-Naur Form (BNF)?
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What is the purpose of a context-free grammar?
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Which of the following is a characteristic of a nonterminal symbol in BNF?
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What does a formal grammar consist of?
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What is the purpose of a derivation in a formal grammar?
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What does the symbol 'ε' represent in BNF?
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Which one of the following accurately describes the relationship between syntax and semantics?
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What is a lexeme in the context of programming languages?
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What is a token in the context of programming languages?
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What is the main purpose of a recognizer in the context of programming languages?
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What is the role of syntax analysis in a compiler?
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What is the purpose of a generator in the context of programming languages?
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Which one of the following is true about leftmost derivations?
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Which one of the following is true about parse trees?
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Which one of the following is true about ambiguity in grammars?
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Which one of the following is true about operator associativity in grammars?
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Which one of the following is true about Extended BNF (EBNF)?
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Which one of the following is true about the conversion from EBNF to BNF?
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Which of the following is NOT a category of constructs that make trouble in context-free grammars?
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Which of the following is the primary value of attribute grammars (AGs)?
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Which of the following is NOT an addition to context-free grammars (CFGs) in attribute grammars?
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Which of the following functions in attribute grammars defines synthesized attributes?
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Which of the following is NOT a step in computing attribute values in attribute grammars?
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Which of the following is an example of a synthesized attribute in an attribute grammar for simple assignment statements?
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