Java Introduction

By | August 5, 2017

Java IntroductionLearn Java

There are many programming languages which you can learn. So, why Learn Java?

There are many reasons why Java sustains to such a wide level even after introduction of many programming languages in market. Below are few:

  • Constant upgrade in Java makes it follow the latest market coding standards.
  • With the introduction of Java-8 & lambda expressions, its possible to code much more optimized way.
  • Backwards compatibility of Java makes it a good choice to go with.
  • Other features are its Scalability/Performance/Reliability. You can get many api’s which you can integrate with Java to provide almost every possible functionality possible.
  • And, the best part is that it is open source. Which means you can go and read all the Java docs and all the implementations.

So now, let’s start with Java Introduction :

What is Java ?

Java is a general-purpose computer programming language that is concurrent, class-based, object-oriented, and specifically designed to have as few implementation dependencies as possible.

A platform is any hardware or software environment in which a program runs. Since Java has its own runtime environment (JRE) and API, it is called platform.


Below is a simple Java program which you can try as your first program after setting up Java in your system. A detailed description of hello java example is given in next pages.

class Solution {
    public static void main(String args[]) {
        System.out.println("Hello World Again...");