Programming With Java: E Balagurusamy 6th Edition Ppt

Slide 9: Classes & Objects

Slide 10: Methods & Constructors

Slide 11: Method Overloading

Slide 12: Inheritance

Slide 13: Method Overriding & Polymorphism Programming With Java E Balagurusamy 6th Edition Ppt

Slide 14: Abstract Classes & Methods

Slide 15: Interfaces

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// Example: Method Overriding
class Animal 
    void sound() 
        System.out.println("Animal makes sound");
class Dog extends Animal 
    void sound() 
        System.out.println("Dog barks");
public class TestOverride 
    public static void main(String[] args) 
        Animal a = new Dog();
        a.sound(); // Dog barks

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