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4 cards from this section. Quick, good the night before a test.
What is a class in Java?
Think of it as a template.
What does an object represent?
Consider it as an instance of the class.
What is the primary role of a class in Java?
Think about classes as templates.
True or False: An object can hold values and represent real-world entities.
Consider the definition of objects.
Design a class Animal with properties such as name and age, and a method speak(). Create two objects of this class and demonstrate their use.
Think about how each animal can have different names and ages while using the same `speak()` method.
Modify the above Animal class to include inheritance where Dog and Cat can inherit from it. Show polymorphism in action by overriding the speak() method.
Consider how to call the `speak()` method for both a `Dog` and a `Cat` object to demonstrate different outputs.
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