Virtual Labs

What does it mean to convert an NFA to a Regular Expression?

a: Reducing the number of states in the NFA Explanation

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b: Transforming the NFA into an algebraic form that describes its language Explanation

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c: Replacing nondeterministic choices with deterministic ones Explanation

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d: Optimizing the transitions for faster execution Explanation

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What is the primary purpose of converting an NFA into a Regular Expression?

a: To generate a DFA first Explanation

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b: To get a compact and human-readable form of the accepted language Explanation

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c: To replace epsilon transitions with normal transitions Explanation

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d: To minimize the number of final states Explanation

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Which method is most commonly used in NFA to RE conversion?

a: Pumping Lemma Explanation

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b: State Elimination Method Explanation

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c: Subset Construction Explanation

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d: Grammar Derivation Explanation

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In the State Elimination method, what is done at each step?

a: All intermediate states are removed at once Explanation

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b: One intermediate state is removed and its transitions are updated using RE formulas Explanation

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c: The start and final states are merged Explanation

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d: Transition labels are deleted without replacement Explanation

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Which states must always remain until the end of NFA to RE conversion?

a: All states with loops Explanation

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b: Only the start and final states Explanation

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c: States that have epsilon transitions Explanation

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d: States with the lowest index Explanation

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What is the final output after completing all steps of state elimination?

a: A minimized DFA Explanation

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b: A Regular Expression that represents the same language Explanation

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c: A grammar for the same language Explanation

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d: A new NFA with fewer states Explanation

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Conversion of NFA to RE