Since its release, Java has been the preferred object-oriented programming language for Internet programming, cross platform applications, and teaching. Three factors are responsible for this: Java's system independence, its simplicity and power, and the incredible range of programming tasks Java can be used to. Java is the preferred language for major application development. It offers advantages in easy development and maintenance, and can run on many operating systems and computers without code changes. Java allows you to do more, faster, and easier than ever before. Java is a popular programming language for creating mission-critical applications, such as trading on Wall Street and controlling Mars rovers.