What are the Java SE built in classes?

Java Platform, Standard Edition (Java SE)

Java SE includes: The Java Development Kit (JDK), including the JavaFX Software Development Kit (SDK), Java Runtime Environment (JRE), (Server and regular packages) • JavaFX Runtime, • JRockit JDK.

Java SE has all the basic types and objects of the Java programming language. Java SE provides high-level classes used for networking, security, database access, GUI (Graphical User Interface) development, and XML parsing . It now provides static members inside interfaces.