Interfaces and Inheritance in Java - GeeksforGeeks

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Multilevel inheritance in java with example

Hierarchical Inheritance in java with example program

Using Java Interfaces for Multiple Inheritance

Polymorphism in Java

Thodi padhai wadhai hi kr li jaye - An interface is a reference type in Java, it is similar to class, it is a collection of abstract methods. A class implements an

Hierarchical Inheritance in Java - Coding Ninjas

Interfaces in Java - GeeksforGeeks

Inheritance in Java With Examples

Overriding in Java - GeeksforGeeks

OOP Inheritance & Polymorphism - Java Programming Tutorial