Difference between abstract class and interface
Abstract class and interface both are used to achieve abstraction where we can declare the abstract methods. Abstract class
Interface in Java
An interface in java is a blueprint of a class. It has static constants and abstract methods. The interface in Java
Java OOPs Concepts
In this page, we will learn about the basics of OOPs. Object-Oriented Programming is a paradigm that provides many
Abstract class in Java
A class which is declared with the abstract keyword is known as an abstract class in Java. It can
Java instanceof
The java instanceof operator is used to test whether the object is an instance of the specified type (class or subclass
Static Binding and Dynamic Binding
Connecting a method call to the method body is known as binding. There are two types of binding Static
Polymorphism in Java
Polymorphism in Java is a concept by which we can perform a single action in different ways. Polymorphism is derived from
Final Keyword In Java
The final keyword in java is used to restrict the user. The java final keyword can be used in many context.
Instance initializer block
Instance Initializer block is used to initialize the instance data member. It run each time when object of the class
Super Keyword in Java
The super keyword in Java is a reference variable which is used to refer immediate parent class object. Whenever you create