the #1 programming language & computing platform. It reduces costs, shortens development timeframes, drives innovation, and improves application services. Java continues to be the development platform of choice for enterprises and developers. Java is a high-level, general-purpose, memory-safe, object-oriented programming language (OOP). It is intended to let programmers write once, run anywhere (WORA).
To run Java you need Java Development Kit (JDK) download it and resources from Oracle.