Q. A latch is constructed using two cross coupled

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Q. DAG representation of a basic block allows

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Q. Which of the following actions an operator precedence parser may take to recover from an error?

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Q. Which of the following is used for grouping of characters into tokens?

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Q. A optimizing compiler

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Q. Input to code generator

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Q. A synthesized attribute is an attribute whose value at a parse tree node depends on

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Q. In a bottom up evaluation of a syntax direction definition ,inherited attributes can

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Q. _________ or scanning is the process where the stream of characters making up the source program is read from left to right and grouped into tokens.

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Q. _____________ is a graph representation of a derivation

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Q. Which of the following symbols table implementation is based on the property of locality of reference?

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Q. Assume that the SLR parser for a grammar G has n1 states and the LALR parser for G has n2 states. Hence which one is true?

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Q. Which of these is also known as look-head LR parser?

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Q. What is the similarity between LR, LALR and SLR?

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Q. An LR-parser can detect a syntactic error as soon as

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Q. Which of these is true about LR parsing?

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Q. Which of the following is incorrect for the actions of A LR-Parser ?
I) shift s
ii) reduce A->ß
iii) Accept
iv) reject?

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Q. If a state does not know whether it will make a shift operation or reduction for a terminal is called

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Q. When there is a reduce/reduce conflict?

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Q. When ß ( in the LR(1) item A -> ß.a,a ) is not empty, the look-head

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