Java Introduction

Importance of core java:-
According to the SUN 3 billion devices run on the java language only.
1) Java is used to develop Desktop Applications such as MediaPlayer,Antivirus etc.
2) Java is Used to Develop Web Applications such as sravyajobs.com, irctc.co.in etc.
3) Java is Used to Develop Enterprise Application such as Banking applications.
4) Java is Used to Develop Mobile Applications.
5) Java is Used to Develop Embedded System.
6) Java is Used to Develop SmartCards.
7) Java is Used to Develop Robotics.
8) Java is used to Develop Games ………………………..etc.

Technologies Depends on Core java:-

Learning process:-

Parts of the java:-
As per the sun micro systemstandard the java language is divided into three parts
1) J2SE/JSE(JAVA 2 STANDARD EDITION).
2) J2EE/JEE(JAVA 2 ENTERPRISE EDITION).
3) J2ME/JME(JAVA 2 MICRO EDITION).

Java keywords:-
Data Types Flow control Method-Level Object-Level Source-File


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