# Quiz: Python's Mutable vs Immutable Types: What's the Difference?

DevFeed: [Quiz: Python's Mutable vs Immutable Types: What's the Difference?](<https://devfeed.tech/articles/quiz-python-s-mutable-vs-immutable-types-what-s-the-difference-30892.md>)

Original publisher: [Read original article](<https://realpython.com/quizzes/python-mutable-vs-immutable-types/>)

Author: Real Python

Published: 2026-09-16T12:00:00Z

Content type: tutorial

Language: en

Sources: [Real Python](<https://devfeed.tech/sources/real-python.md>)

Topics: [Python](<https://devfeed.tech/topics/python.md>), [gotchas](<https://devfeed.tech/topics/gotchas.md>)

Tags: [gotchas](<https://devfeed.tech/tags/gotchas.md>), [python](<https://devfeed.tech/tags/python.md>), [test](<https://devfeed.tech/tags/test.md>), [tutorial](<https://devfeed.tech/tags/tutorial.md>)

## AI overview

An interactive 12-question quiz tests understanding of Python's mutable and immutable types, including built-in type categories and common mutability issues such as variable aliasing, mutable default arguments, and shallow copies.

## Source excerpt

Find out how Python's mutable and immutable types behave, and see how mutability shapes lists, tuples, dictionaries, and your own classes.