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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Define the SAT problem.
💡 Hint: Think about the 'satisfiability' you learned about.
Question 2
Easy
What is Conjunctive Normal Form?
💡 Hint: Consider how conjunctions and disjunctions interact.
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 main goal of the SAT problem?
- To find every possible truth assignment
- To determine if a logical formula has at least one satisfiable assignment
- To prove that a logical formula is always true
💡 Hint: Think about what 'satisfiable' means.
Question 2
True or False: A proposition is unsatisfiable if its negation is a tautology.
- True
- False
💡 Hint: Recall how contradictions relate to tautologies.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given the expression ¬(p ∧ q) ∨ (r ∧ ¬s), transform it into CNF.
💡 Hint: Use logical identities and double-check each transformation for correctness.
Question 2
Construct a logical formula that represents a Sudoku puzzle's row condition.
💡 Hint: Think about how to express uniqueness and presence.
Challenge and get performance evaluation