Java Overview

Java is a programming language and platform.Java is a high level and object-oriented language.

What's means of platform

"Any hardware and software environment in which java program runs known as a platform. The platform may be two types according to the above definition."

1)Hardware

2)Software

Since java program have its own Run time environment to run a program known as JRE (Java Runtime Environment) and API (Application Programming Interface).

Simple Java Example:

A detailed description of Hello My java example is given in the next Blog Post.

class SimpleMyFirstJavaApplication{

public static void main(String args[]){

System.out.println(“Hello My First  Java Application !!”);

}

}

Where Java is Used:

According to Sun, more than 3 billion devices run Java. There are many devices where java is currently used. Some of the application areas where java used. Here I point out some applications build with the help of Java Technology.

Demo Examples in real life

Enterprise Applications such as banking applications which are distributed in nature.

Mobile OS

Desktop Applications

Dynamic Web Applications

Embedded System and Electronics Systems

Smart Card

Robotics and Automation

Games etc.