Practice Deleting Nodes (39.2.7) - User defined lists - Part A - Data Structures and Algorithms in Python
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Deleting Nodes

Practice - Deleting Nodes

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is a node in a linked list?

💡 Hint: Think about the basic structure of a linked list.

Question 2 Easy

What happens to the list when you delete a node?

💡 Hint: Consider how pointers work in linked lists.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What do you call a variable that points to another variable in a linked list?

Node
Pointer
Reference

💡 Hint: Think about how nodes connect in a linked list.

Question 2

True or False: Deleting a node immediately frees its memory in Python.

True
False

💡 Hint: Consider how Python handles data structures.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Create a linked list in Python and implement a method to delete a node by value. Ensure the function checks if the node exists before attempting deletion.

💡 Hint: Utilize a loop to traverse and find the node.

Challenge 2 Hard

Analyze the implications of deleting multiple nodes in a row from a linked list and implement a safety mechanism to prevent memory leaks.

💡 Hint: Maintain a count of active nodes or use Python's garbage collection.

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Reference links

Supplementary resources to enhance your learning experience.