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Beginners Topics: Overview Getting started Language fundamentals Classes and objects Basic arithmetic Collections Exceptions Concurrent Programming Javadoc & Annotations Byte Code

Java Byte Code is the language that Java source is compiled to. Byte Code is the language that JVM understands. It is not really neccessary for a Java programmer to know byte code.

To undersand byte code is getting more important as new languages are being invented that are compiled to the Java byte code. The Java byte code becomes as the "assembly" language of the classical languages like Cobol and PL1, ... .