The book "JavaServer Faces: Introduction by Example" provides a comprehensive introduction to using JavaServer Faces for creating and deploying interactive applications delivered to end users through a browser interface. JavaServer Faces is a component-based technology that facilitates the easy development of such applications, particularly in enterprise environments. With a concise presentation of 250 pages, this book is aimed at Java Enterprise Edition programmers who want to familiarize themselves with this important technology. It guides readers through the process of building and deploying servlet-based web pages that are based on JavaServer Faces, Facelets, managed Java Beans, and pre-built user interface components. Readers will learn to create user interfaces that run in the browser, display data from enterprise databases, process user inputs, and handle errors and exceptions.