What is Java?
Java is a high-level programming language originally developed by Sun Microsystems and released in 1995. Java runs on a variety of platforms, such as Windows, Mac OS, and the various versions of UNIX.
The latest release of the Java Standard Edition is Java SE 8. With the advancement of Java and its widespread popularity, multiple configurations were built to suit various types of platforms. For example: J2EE for Enterprise Applications, J2ME for Mobile Applications.
The new J2 versions were renamed as Java SE, Java EE, and Java ME respectively. Java is guaranteed to be Write Once, Run Anywhere.
Why we learn Java?
Currently Java offer lot of opportunities all over the world. There are plenty of systems that have been developed and are under continuous development using Java technologies. All of the big IT services companies in India like TCS, Infosys, Cognizant, Accenture and others will have long term projects that use .net and Java. So