Java is a programming language and computing platform first released by Sun Microsystems in 1995.It is used to build a wide range of applications, including web, mobile, desktop, and backend systems. It is known for its simplicity, reliability, and security. Java is an object-oriented language, which means that it is based on the concept of "objects" that represent real-world entities and their attributes and behaviors.Java has a large and active developer community, which means that there are many resources and tools available for learning and using the language. It is also used in a variety of industries, making it a useful skill to have in your toolkit as a programmer.To get started with Java, you will need to install the Java Development Kit (JDK) on your computer and set up a development environment. There are many IDEs (Integrated Development Environments) available that make it easy to write, test, and debug Java code. Some popular IDEs for Java include Eclipse, IntelliJ, and NetBeans.