Practice Lists (7.2) - Lists - Part A - Data Structures and Algorithms in Python
Students

Academic Programs

AI-powered learning for grades 8-12, aligned with major curricula

Engineering Courses
Professional

Professional Courses

Industry-relevant training in Business, Technology, and Design

Certifications
Games

Interactive Games

Fun games to boost memory, math, typing, and English skills

Lists

Practice - Lists

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What will mylist = [10, 20, 30]; mylist[0] return?

💡 Hint: Look for the first element in the list.

Question 2 Easy

How can you access a sublist mylist = [0, 1, 2, 3, 4]; get the elements from index 2 to 3?

💡 Hint: Use slicing to get elements from index 2 to 3.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does list[0] return in a Python list named 'list'?

The first element of the list
The last element of the list
An error

💡 Hint: Think about how lists are structured in Python.

Question 2

True or False: You can change a string in Python once it has been created.

True
False

💡 Hint: Refer to the concepts of mutability and immutability.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Given the list data = [1, [2, [3, 4]], 5], write a Python command to display the number 4.

💡 Hint: Think in terms of layers of lists and apply indexing accordingly.

Challenge 2 Hard

Consider list1 = [1, 2, 3]. If you do list2 = list1 and change list1[0] = 99, what will list2 display?

💡 Hint: Think about how references work with mutable data types.

Get performance evaluation

Reference links

Supplementary resources to enhance your learning experience.