In this section we will cover the basics of Java with clear and simple explanation. Here in this section we have covered concepts in the form of questions. Moreover, I am sure that these concepts will be beneficial to new developers & to those who are preparing for interviews. We will call this section 'Java Core Tutorials'. They are like must to know concepts for every Java professional. In addition, we have a separate section for Java Interview Questions. Let's start learning basics of Core Java in our topic 'Java Core Tutorial'. Q: What is the history of Java ? How popular it is ? In the early nineties, Java was created by a team led by James Gosling for Sun Micro-systems