A general-purpose programming language that is class-based, object-oriented (although not a pure object-oriented language, as it contains primitive types, and designed to have as few implementation dependencies as possible.
Java applications are typically compiled to bytecode that can run on any Java virtual machine (JVM) regardless of the underlying computer architecture. The syntax of Java is similar to C and C++, but it has fewer low-level facilities than either of them. Java is one of the most popular programming languages in use, particularly for client-server web applications.
Java build tools – Ant, Maven, Gradle
Java testing tools – jUnit, TestNG, Cactus, EasyMock, Mockito, Cucumber