Practice Extraction Of Values And Slices (7.2.3) - Lists - Part A - Data Structures and Algorithms in Python
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Extraction of Values and Slices

Practice - Extraction of Values and Slices

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the index of the first element in a list?

💡 Hint: Think about how we start counting.

Question 2 Easy

What will my_list[1:3] return if my_list = [1, 2, 3, 4]?

💡 Hint: Remember that the slicing stops before the last index.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What does factors[1] return if factors = [1, 2, 5, 10]?

1
2
5
10

💡 Hint: Remember that indexing starts at zero.

Question 2

True or False: Strings in Python are mutable.

True
False

💡 Hint: Think of how you set a string value.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Create a list called mixed_data containing at least one string, integer, and float. Modify one of the elements and show how it's done.

💡 Hint: Choose an index and assign a new value to it.

Challenge 2 Hard

Design a nested list that has three items: a string, a number, and a list of two elements. Access the second element of the inner list and print it.

💡 Hint: Remember to use two indexes for the inner list.

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Reference links

Supplementary resources to enhance your learning experience.