Computer Science · Compiler Design
Which of the following statements regarding parsers are TRUE? S1: Left recursion is a major problem in top-down parsing and needs to be removed first. S2: Backtracking makes the top-down parser process input slowly. S3: SLR parser has lesser number of states than canonical LR parser. S4: Canonical LR parser is more powerful than LALR parser.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1S1, S2, S3 and S4
- 2S1, S3 and S4 only✓
- 3S1, S2 and S3 only
- 4S1 and S2 only
Correct answer
S1, S3 and S4 only
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