This document provides an overview of information systems and information technology with real-world examples. It begins with an agenda that covers the components of information systems, the difference between information systems and information technology, and examples of different types of systems used in business. It then defines what a system and information system are. The next sections explain the differences between information systems and information technology in terms of their objectives, history, scope, and components. Real-world examples are also provided of different types of information systems used in banking, retail, and telecommunications. Finally, some ethical and societal issues related to information technology are briefly discussed.