Practice Tree Class And Node Structure (40.3.1) - Search trees - Part B
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Tree Class and Node Structure

Practice - Tree Class and Node Structure

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What happens when we delete a leaf node in a binary search tree?

💡 Hint: Think about a node that has no children.

Question 2 Easy

What do you call a node that has only one child?

💡 Hint: Consider how many children it has.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What do you do to delete a leaf node in a binary search tree?

Simply remove it
Replace it with a child
Promote the parent node

💡 Hint: Consider what happens when a node has no children.

Question 2

True or False: Deleting a node with one child involves promoting that child.

True
False

💡 Hint: Think about how trees maintain their structure.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Given a binary search tree, write a comprehensive function in Python that handles all scenarios of node deletion, including leaf, single child, and two children cases with detailed comments.

💡 Hint: Break down each condition step by step.

Challenge 2 Hard

Analyze the time complexity of various deletion scenarios in a binary search tree and explain how tree height impacts performance in the worst and best cases.

💡 Hint: Consider how traversing different paths in the tree affects time.

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