Compiler-Design
October 7, 2023Compiler-Design
October 7, 2023Compiler-Design
| Question 49 |
In a bottom-up evaluation of a syntax directed definition, inherited attributes can
| always be evaluated | |
| be evaluated only if the definition is L-attributed | |
| be evaluated only if the definition has synthesized attributes | |
| never be evaluated |
Question 49 Explanation:
L-Attributed grammar can able to inherits either inherited attributes (or) synthesized attributes.
L-Attributed definitions are a class of syntax directed definitions whose attributes can be evaluated by a single traversal of the parse-tree.
L-Attributed definitions are a class of syntax directed definitions whose attributes can be evaluated by a single traversal of the parse-tree.
Correct Answer: B
Question 49 Explanation:
L-Attributed grammar can able to inherits either inherited attributes (or) synthesized attributes.
L-Attributed definitions are a class of syntax directed definitions whose attributes can be evaluated by a single traversal of the parse-tree.
L-Attributed definitions are a class of syntax directed definitions whose attributes can be evaluated by a single traversal of the parse-tree.
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