1.7 - Mixins and Composition Over Inheritance
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
Define what a mixin is in object-oriented programming.
💡 Hint: Think about small classes that add functionality.
Explain the main advantage of using composition over inheritance.
💡 Hint: Consider how objects relate to one another.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is a mixin?
💡 Hint: Remember, they add functionality!
True or False: Composition promotes 'is-a' relationships.
💡 Hint: Think about the relationship types.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Create a class that represents a Bicycle which can use a GearMixin to manage its gears, and describe how you would implement this.
💡 Hint: Think about how bikes work with gears.
Design a system where a Robot class has a WeaponMixin, and can use various types of weapons through composition.
💡 Hint: Focus on how you can mix different functionalities.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.