Practice Lists and Loops - 3.2 | Python for Data Science | Data Science Basic
K12 Students

Academics

AI-Powered learning for Grades 8–12, aligned with major Indian and international curricula.

Professionals

Professional Courses

Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.

Games

Interactive Games

Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

Define a list of three vegetables.

💡 Hint: Remember to use square brackets!

Question 2

Easy

What does fruits.append('orange') do?

💡 Hint: Think about the structure of lists.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is the output of fruits = ['apple', 'banana']; for fruit in fruits: print(fruit)?

  • 'apple'
  • 'banana'
  • 'apple'
  • 'banana' in lower case
  • 'Apple'
  • 'Banana'

💡 Hint: Think about how for loops work.

Question 2

True or False: Lists in Python can contain different data types.

  • True
  • False

💡 Hint: Recall the flexibility of lists.

Solve 2 more questions and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Given a list of numbers, write a function that returns a new list with each number doubled.

💡 Hint: Use list comprehension for a concise solution.

Question 2

How would you count how many times each fruit appears in a list?

💡 Hint: Think about how to use dictionaries to track counts.

Challenge and get performance evaluation