Java has proved itself to be a long-standing language in spite of the emergence of several new programming languages. Once you start learning it, you have to go through a lot of interesting and deep concepts. Since it is a vast subject, everything cannot be studied by the student at one stretch. Hence, it has been classified into Core Java and Advanced Java. Core Java is the building block of Java programming. If you want to learn Core Java and its essential concepts, contact Core Java Training Classes in Chennai.