What is class and example class?

A class is a group of objects that share common properties and behavior . For example, we can consider a car as a class that has characteristics like steering wheels, seats, brakes, etc. And its behavior is mobility. But we can say Honda City having a reg. number 4654 is an ‘object’ that belongs to the class ‘car’.

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Why is Java all in classes?

So because there’s nothing but classes in Java (except the few Java primitive types, like int, float, …) we have to define the main method, the starting point for a java application, inside a class. The main method is a normal static method that behaves just like any other static method.

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