I designed this book to be a survey of basic building blocks of Information Systems, and I based it on entry-level college courses that I have taught over the years. The material covers several baseline topics that are core to computer science and information technology. These topics include: An introduction and overview of computer hardware How software is built by industry today using the software development lifecycle. Cloud computing and the services that are offered by the leading vendors on the market today Computer security and, The future of computing and more This book is designed for anyone who wants to have more information about the information technology field and is ideal for someone just getting started. This book will give you a solid understanding of many of the concepts that drive one of the most important industries in today's world.