11.2.2. Inheritance

Try these first

1. 1.

   What is inheritance?

   Hint

   Think about how children inherit traits from their parents.

2. 2.

   What keyword is used to implement inheritance in Java?

   Hint

   This keyword indicates one class is based on another.

3. 3.

   What is inheritance in Object-Oriented Programming?

   • A way to create objects.
   • A mechanism for code reusability.
   • A method of data hiding.

   Hint

   Focus on reusability aspects of code.

4. 4.

   True or False: A subclass can access private members of its superclass.

   • True
   • False

   Hint

   Think about access modifiers.

5. 5.

   Create a hierarchy of classes representing different types of vehicles (Car, Truck, etc.), where they inherit from a base class Vehicle. Include at least one unique method in each class.

   Hint

   Think about the common properties that vehicles share.

6. 6.

   Explain what could happen if a subclass overrides a method from its superclass. Provide an example in Java.

   Hint

   Consider how real-life implementations might differ among vehicles.