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Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
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Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a leaf node in a binary search tree?
💡 Hint: Think about what 'leaf' means in other contexts.
Question 2
Easy
In which case do you need to promote a child node?
💡 Hint: Consider what happens if a node has no children versus one child.
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 happens when you delete a leaf node?
- It causes tree imbalance
- The node is simply removed
- The node's value is replaced
💡 Hint: Consider what makes a node a leaf.
Question 2
True or False: You can only delete nodes that have children in a binary search tree.
- True
- False
💡 Hint: Think about the definition of a leaf node.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Describe the full algorithm for deleting a node in a BST, detailing each potential case of node structure.
💡 Hint: Consider what needs adjusting in each scenario.
Question 2
Write a Python function to demonstrate deletion in an AVL tree. Explain how it differs from a standard BST.
💡 Hint: What steps are involved in checking balance after deletion?
Challenge and get performance evaluation