5 Questions
What is a superclass in Java?
Any class above a specific class in the class hierarchy
How is a class derived in Java?
By using the extends keyword
What is a subclass in Java?
Any class below a specific class in the class hierarchy
What is a benefit of inheritance in OOP?
Reusability – Once a behavior (method) is defined in a superclass, that behavior is automatically inherited by all subclasses
What does a subclass need to implement in relation to its superclass?
Only the differences between itself and the parent
Test your knowledge of inheritance, polymorphism, and interfaces in Java with this quiz. Assess your understanding of super classes, subclasses, method overriding, final methods, and final classes. Ideal for students of Introduction to Programming 1.
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