Practice - Leftmost and Rightmost Derivations - Following a Path in the Tree
Practice Questions
Test your understanding with targeted questions
What is a leftmost derivation?
💡 Hint: Think about how you select non-terminals to replace.
What is a parse tree?
💡 Hint: Consider how derivation steps can be shown graphically.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does leftmost derivation always expand?
💡 Hint: Consider which part of the sentential form is addressed first.
Does the leftmost and rightmost derivation produce the same parse tree?
💡 Hint: Think about the ultimate results despite the different approaches.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Given a grammar with several ambiguous rules, determine how leftmost and rightmost derivations can lead to the same syntax tree, while identifying ambiguous sentence structures within.
💡 Hint: Consider how changing rule order may affect interpretations.
Construct both a leftmost and rightmost derivation for a provided string in a complex grammar, illustrating the paths taken on a parse tree.
💡 Hint: Keep track of each non-terminal selected during the process.
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Reference links
Supplementary resources to enhance your learning experience.