Practice Mixins And Composition Over Inheritance (1.7) - Chapter 1: Advanced Object-Oriented Programming

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9 questions

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6 sample questions

Question 1.
Define what a mixin is in object-oriented programming.
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Think about small classes that add functionality.
Question 2.
Explain the main advantage of using composition over inheritance.
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Consider how objects relate to one another.
3Question 3.
What is a mixin?
- A standalone class
- A small class for behavior
- A type of interface
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Remember, they add functionality!
4Question 4.
True or False: Composition promotes 'is-a' relationships.
- True
- False
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Think about the relationship types.
Question 5.
Create a class that represents a Bicycle which can use a GearMixin to manage its gears, and describe how you would implement this.
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Think about how bikes work with gears.
Question 6.
Design a system where a Robot class has a WeaponMixin, and can use various types of weapons through composition.
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Focus on how you can mix different functionalities.

5 more questions in this section. Enroll free to practise them all.