9.1. How Java Applications Work
Java is a sort of interpreted language. Any program you write in Java is first compiled to generate byte code. Depending upon type of output, the byte code may be in the form of a Java application or a Java applet. In the case of Java applications, you can directly invoke the Java virtual machine to execute it. If the output type is an applet, it is usually loaded into a browser for execution.
9.1.1. Java Compiler
The Java compiler is used to build Java applications or applets from source code files. In most of the cases, the compiler is invoked as javac command. It also uses standard class libraries that are usually part of the Java distributions.
9.1.2. Java Virtual Machine
The purpose of the Java virtual machine ...
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