An Introductory text on Java using the freely downloadable JDK (Java Development Kit) for Java's latest version, 15.0. The easiest technical book you'll ever read. Open it up and see for yourself. Join Professor Smiley's Java class as he teaches essential skills in programming, coding and more. Using a student-instructor conversational format, this book starts at the very beginning with crucial programming fundamentals. You'll quickly learn how to identify customer needs so you can create an application that achieves programming objectives---just like experienced programmers. By identifying clear client goals, you'll learn important programming basics---like how computers view input and execute output based on the information they are given---then use those skills to develop real-world applications. Participate in this one-of-a-kind classroom experience and see why Professor Smiley is renowned for making learning fun and easy.