Practice Dictionaries Vs Lists (23.1.13) - Tuples and dictionaries - Data Structures and Algorithms in Python
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Dictionaries vs Lists

Practice - Dictionaries vs Lists

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the main difference between a list and a tuple?

💡 Hint: Think about whether you can change the elements after creation.

Question 2 Easy

How do you access the first element in a list?

💡 Hint: List indices start at zero.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

Which of the following is a mutable data structure in Python?

Tuple
List
String

💡 Hint: Remember which structures you can change.

Question 2

True or False: A dictionary can use a list as a key.

True
False

💡 Hint: Consider the definition of dictionary keys.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design a program that tracks multiple students' grades across several subjects using dictionaries. How will you implement nested dictionaries?

💡 Hint: Think about how to set up keys for subjects that each contain a sub-dictionary of students.

Challenge 2 Hard

Imagine you need to update a player's score in a list and a dictionary. Compare the methods you'd use for both, and code each scenario.

💡 Hint: Consider the structures involved and how you address them.

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