Computer Science · Compiler Design
If A is a top-down parser and B is a bottom-up parser, which of the following statements is false?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1A uses canonical reduction to check for syntactic errors.✓
- 2B uses canonical reduction (reverse of rightmost derivation) to reach the start symbol.
- 3B reduces the input string to the start symbol of the grammar.
- 4A derives the string beginning with the start symbol of the grammar.
Correct answer
A uses canonical reduction to check for syntactic errors.
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