---
title: "What is  JAVA?"  
description: "What is  JAVA?"  
author: "Nitin Kushwaha"  
published: 2019-07-09  
updated: 2019-07-09  
canonical: https://www.mindstick.com/forum/55151/what-is-java  
category: "java"  
tags: ["programming language"]  
reading_time: 2 minutes  

---

# What is  JAVA?

Java is an object-oriented [programming language](https://www.mindstick.com/articles/329035/5-most-in-demand-programming-languages-to-consider-for-your-app-development-in-2022).

## Replies

### Reply by Nitin Kushwaha

## Java

Java is a programming language.

- It is a platform independent, highly secure, robust, flexible, portable, object-[oriented programming](https://www.mindstick.com/forum/162/object-oriented-programming-oop-s) language.
- Program written in Java offer Portable in a network: - In Java, Source code compiled into byte code that can be run into any network.
- Java is objected oriented: - An object is made up of attributes and code as a method.
- Java is robust: - Java objects do not contain any reference of data.
- Java is secure: - Java has not used a pointer (address of next field).
- Developers can easily understand.

**Edition of Java:-** \

- J2SE- Java Simple Edition.
- J2EE-Enterprises Edition.
- J2ME- Java Micro Edition.
- J Fax- rich on the internet.

## History of Java:-

- It was created in 1995 by Green’s Teams. Leader of the green team is James Gossling.
- James Gossling was also called a father of java.\ **How to install java on Windows:**

Steps are:-

- Go to "System Properties" (Can be found on Control Panel > System and Security > System > Advanced System Settings)\
- Click on the "Environment variables" button under the "Advanced" tab
- Then, select the "Path" variable in System variables and click on the "Edit" button
- Click on the "New" button and add the path where Java is installed, followed by \bin. By default, Java is installed in C:\Program Files\Java\jdk-11.0.1 (If nothing else was specified when you installed it). In that case, You will have to add a new path with C:\Program Files\Java\jdk-11.0.1\bin
- Then, click "OK", and save the settings
- At last, open Command Prompt (cmd.exe) and type java -version to see if Java is running on your machine.

## Java Syntax:-

Class name.java

Where .java is the extension.

E.g.

```
Public class student
{
Public static void main (String args[])
{
System.out.println (“Hello India”);
}
}
```

Output:-

Hello India

Where Student is the class name.

## Java Data Types:-

There are two parts of the data type are;

- The primitive Data type (non-user defined):- int, char, float, double, short, etc.
- Non-Primitive Data Type (user defined):- String, Arrays, Classes.


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