Which of these is true about LR parsing?(a) Is most general non-backtracking shift-reduce parsing(b) It is still efficient(c) Is most general non-backtracking shift-reduce parsing & It is still efficient(d) None of the mentionedI got this question in class test.This intriguing question originated from LR Parser in section Bottom Up Parsing of Compiler

Which of these is true about LR parsing?(a) Is most general non-backtr

1.	Which of these is true about LR parsing?(a) Is most general non-backtracking shift-reduce parsing(b) It is still efficient(c) Is most general non-backtracking shift-reduce parsing & It is still efficient(d) None of the mentionedI got this question in class test.This intriguing question originated from LR Parser in section Bottom Up Parsing of Compiler
Answer» RIGHT answer is (C) Is most general non-backtracking shift-reduce parsing & It is still efficient Easy explanation: LR parsers are a TYPE of bottom-up parsers that efficiently handle deterministic context-free LANGUAGES in guaranteed linear time.

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