• Java is a high level programming language, which was developed at SUN Micro systems in the 1991 by James Gosling and their team.
  • Java is a programming language or technology used for developing web applications as well as desktop applications.
  • Java is Comes in Existence when James Gosling and His Team Work on the project of Electronics.
  • Java was originally developed in 1995 and the first version was jdk 1.0 released in 23 January 1996.
  • Java is Divided into 3 Categories

  • J2SE Java 2 Standard Edition also known as Core Java. It is used for creating the Desktop based Application in java.
  • J2EE Java 2 Enterprise Edition also known as Advance Java. It is used for creating the Web based Application in java.
  • J2ME - Java 2 Mobile Edition. It is used for creating the Mobile based Application in java now a days Android is used for creating the Mobile based app Android is an operating system based on Linux with a Java programming interface.

Features of Java

  • Simple
  • Robust
  • Reliable
  • Platform Independent
  • Networking
  • Multi threading
  • Package
  • Dynamic Memory Allocation
  • Garbage Collector
  • Object Oriented