History of Java

James Gosling started working on the Java programming language in June 1991 for utilization in one of his numerous set-top box ventures. The programming language, at first, was called Oak. This name was kept after an oak tree that remained outside Gosling’s office. This name was changed to the name Green and later renamed as Java, from a list of words, randomly picked from the dictionary.

Sun discharged the first open usage as Java 1.0 in 1995. It guaranteed Write Once, Run Anywhere (WORA), giving no-expense run-times on prominent stages. On 13 November 2006, Sun discharged much of Java as free and open source under the terms of the GNU General Public License (GPL). On 8 May 2007, Sun completed the procedure, making the greater part of Java’s center code free and open-source, beside a little parcel of code to which Sun did not hold the copyright.


In order to run and experiment with the examples given in this book, you shall require a Pentium 200-Mhz machine with at least 64 MB of RAM. You additionally will require the accompanying programming platforms:

  • Microsoft Notepad or Any Word Processor
  • Java JDK 5
  • Linux 7.1 or Windows XP or higher Operating Systems


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