Introduction

In this first lesson, we are embarking on our study of Java. If you are coming to Java from a background of working with another programming language, you probably know that Java is a language for programming computers. But Java goes beyond just that. It's more than a very popular and successful language that is virtually present everywhere, it is a collection of technologies. Besides the language, it encompasses a very rich ecosystem and it has a vibrant community working on many facets to make the ecosystem as dynamic as it can be.