Intermediate Theory of Computation
Q43 / 100

What is a closure property in formal language theory?

Correct! Well done.

Incorrect.

The correct answer is B) A language family is closed under an operation if applying that operation to languages in the family always yields a language in the same family

B

Correct Answer

A language family is closed under an operation if applying that operation to languages in the family always yields a language in the same family

Explanation

Regular languages are closed under union, concatenation, star, intersection, and complement. Context-free languages are closed under union, concatenation, and star but not intersection or complement.

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43/100