In this article, We try to understand the concept of Java Classes and Objects with an example. The key content of this article are- (i) What is class and Object (ii) Example of class and object (iii) Difference between Class and Object (i.a) Class In Java: A class is an entity that determines how an object will behave and what the object will contain. In other words, it is a blueprint or a set of instruction to build a specific type of object. It provides initial values for member variables and member functions or methods. (i.b) Object In Java: An object is nothing but a self-contained component that consists of methods and properties to make a data useful. It helps you to determines the behaviour of the class. i.e we say that " A class is a template for an object, and an object is an instance of a class ". That's why class is called as logical entity , where object is physical entity . So simply, a class does not allocate memory space when it is created, on other han...