Java is a object-oriented programming language and is also considered a general-purpose programming language similar to python, but is not a type of coding. Java is a simple language in programming, so the typical ages when starting java can vary. Most programmers pick Java as their first programming language, since it can be learnt in a short period of time and because of it is labeled as one of the top 5 easiest programming languages for beginners. Java is used for developing mobile and desktop applications, big data processing, embedded systems, and etc. Java is a free programming language you can learn anytime and anywhere.