Java is a platform-independent object-oriented programming language. It was developed by sun microsystem of the USA in 1991. In 1996 first version was released. The advanced graphic toolkit was released in 1998. It is named as java2.
Java is a pure object-oriented language. Everything in Java resides inside objects and classes. Object models are simple and easy to extend.The Java complies Source Coding into a format known as "Byte-Code". The Byte-code source files are then executed by the interpreter.
Java is a programming language for developing grade applications.It uses classes, objects, constructors, polymorphism, encapsulation etc are explained with an example.