If we look at Java meaning: it is a static language which has a rigid syntax around declaring variables. Java is a language used for android app and back-end development. It was developed in 1995 by Sun microsystems, but later on, it was taken over by Oracle. It is a vast language with manybooks, online articles, documentation and forums that you can learn easily. Java is basically a programming language. Therefore, this program is compiled as well as interpreted. Java is also very popular as it is used for many different tasks, including large-scale projects by enterprises, trade, financial and automotive industries. It is also used in the development, Hardware, scientific computing and the internet of things like smart refrigerators and Sonos speakers.