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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
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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the topmost node of a tree called?
💡 Hint: Think of where the tree begins.
Question 2
Easy
What do you call a node that has no children?
💡 Hint: Consider what happens if you can't go further down from that point.
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 defines a node as a leaf in a tree structure?
- A node with multiple children
- A node with no children
- A root node
💡 Hint: Remember the basic structure of tree nodes.
Question 2
True or False: In a binary search tree, the left subtree contains values greater than the parent node.
- True
- False
💡 Hint: Recall how values are organized in a binary search tree.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Consider the following set of numbers: 15, 10, 20, 8, 12, 17, 25. Construct a binary search tree and demonstrate the in-order traversal output.
💡 Hint: Focus on the rules of left and right placements based on value.
Question 2
Explain how you would implement a priority queue using a heap. What advantages does using a heap provide?
💡 Hint: Consider the properties of heaps regarding parent and child relationships.
Challenge and get performance evaluation