Practice Intersection (L1 ∩L2) - 2.6.2 | Module 2: Deterministic Finite Automata (DFA) and Regular Languages | Theory of Computation
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2.6.2 - Intersection (L1 ∩L2)

Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

Define intersection in the context of regular languages.

💡 Hint: Think about what it means for strings to belong to both languages.

Question 2

Easy

What does a Product Construction achieve?

💡 Hint: Consider how DFAs can simulate each other.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is the result of the intersection of two regular languages L1 and L2?

  • It's always empty.
  • It's always non-regular.
  • It remains a regular language.

💡 Hint: Recall the closure properties discussed earlier.

Question 2

True or False: The intersection of L1 = {a, ab} and L2 = {ab, ac} is {ab}.

  • True
  • False

💡 Hint: Consider which strings are present in both sets.

Solve and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Design a DFA to recognize the intersection of L1 = {a, aa} and L2 = {a, ab, aa}. Discuss its states and transitions.

💡 Hint: Combine the possible transitions from both DFAs.

Question 2

Provide an example of two regular languages that result in an intersection that is non-empty but does not include all elements.

💡 Hint: Look for overlapping elements that define conditions on each side.

Challenge and get performance evaluation