Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the maximum number of queens you can place on a 3x3 chessboard?
💡 Hint: Try visualizing the queen's movement.
Question 2
Easy
Is it possible to place 1 queen on a 1x1 chessboard?
💡 Hint: Think of the chessboard's size.
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 does the N Queens problem involve?
- Placing N Kings
- Placing N Knights
- Placing N Queens
💡 Hint: Think about the chess pieces that can attack in all directions.
Question 2
Is backtracking useful in the N Queens problem?
- True
- False
💡 Hint: Consider how it allows us to undo choices.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given a 5x5 chessboard, list all possible configurations for placing 5 queens without them attacking each other.
💡 Hint: Start with one queen and explore placements row by row.
Question 2
Devise a more efficient method than a brute-force search to solve the N Queens problem. Describe your strategy.
💡 Hint: Think about how you can represent available rows and columns succinctly.
Challenge and get performance evaluation