What is an Information System?

This lecture covers the definition and components of information systems, including data management, information management, and distributed information management. It explains how information systems are formal systems designed to collect, process, store, and distribute information, emphasizing the sociotechnical perspective. The lecture also delves into the distinction between information systems, computer systems, and business processes, highlighting the role of information systems in supporting operations, management, and decision-making. Examples of models and functions in information systems are presented, illustrating how models are linked to the real world through interpretation. The lecture concludes by discussing the computation and representation of functions in models.