As of March 2014 the world's second most widely used open-source relational database management system RDBMS. MySQL runs at the back-end of your application.
Use to generate dynamic web pages for your web base applications. As of April 2007, over 20 million Internet domains had web services hosted on servers with PHP installed.
As of 2015, Java is one of the most popular programming languages in use. There are four main types of Applications that can be developed using java: 1. Web Application, 2. Mobile Application, 3. Standalone/Desktop Application and 4. Enterprise Application.