Practice Programming, Data Structures And Algorithms In Python (39.1) - User defined lists - Part A
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Programming, Data Structures and Algorithms in Python

Practice - Programming, Data Structures and Algorithms in Python

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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 what each part of a linked list does.

Question 2 Easy

Explain how to check if a linked list is empty.

💡 Hint: Consider what a node's values might be when there are no elements.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is a linked list?

A data structure consisting of a sequence of nodes.
A type of array.
A single entity holding multiple values.

💡 Hint: Think about the structure described in class.

Question 2

True or False: The last node in a linked list points to another node.

True
False

💡 Hint: Recall how we determine the end of a linked list.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Implement a function to reverse a linked list. How would pointers change in this scenario?

💡 Hint: Think carefully about how to maintain the head of the list.

Challenge 2 Hard

Create a function to merge two sorted linked lists into one sorted linked list.

💡 Hint: What could help you keep track of where to insert each node?

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Reference links

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