Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is an immutable type?
💡 Hint: Think of something that remains the same.
Question 2
Easy
Is the following function a pure function? def add(x, y): return x + y.
💡 Hint: Check if the function affects any external states.
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 immutability?
- Can be changed after creation
- Cannot be changed after creation
- Only applies to functions
💡 Hint: Relate it to the concept of permanence.
Question 2
True or False: A pure function can affect external state.
- True
- False
💡 Hint: Consider the definition of pure functions.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Write a pure function multiply(a, b) that takes two integers and returns their product. In what scenarios can this function be problematic if it were impure?
💡 Hint: Consider what happens when external states are modified.
Question 2
Discuss how you would implement immutability in a Python program. Describe a scenario where maintaining immutable state is necessary.
💡 Hint: Reflect on how you can ensure that once data is set, it cannot be altered by any future operations.
Challenge and get performance evaluation