Java is a powerful, object-oriented programming language widely used for building secure, scalable, and platform-independent applications. Known for its “write once, run anywhere” capability, Java runs on the Java Virtual Machine (JVM), making it versatile across operating systems. It’s used in web development, mobile apps (especially Android), enterprise software, cloud computing, and big data technologies. With rich libraries, frameworks, and strong community support, what is Java remains a top choice for developers. Its features — such as simplicity, portability, and robustness — make it ideal for beginners and professionals alike. Java continues to drive innovation in modern software development.