Information Systems in Organizations 2.1 Analyzing organizations as systems and processes

? What is “systems analysis”? What is “systems architecture”? Problem Solving Technique Decomposition Business Process Modeling What is the problem? What is the solution?

Systems Analysis "Systems analysis is a problem solving technique that decomposes a system into its component pieces for the purpose of the studying how well those component parts work and interact to accomplish their purpose" - Wikipedia [ [ "the process of studying a procedure or business in order to identify its goals and purposes and create systems and procedures that will achieve them in an efficient way“ – Merriam-Webster Dictionary So what does a systems analyst do?

Systems Architecture Systems Architecture is a generic discipline to handle objects (existing or to be created) called "systems", in a way that supports reasoning about the structural properties of these objects. Systems Architecture is a response to the conceptual and practical difficulties of the description and the design of complex systems. – Boris Golden Once a systems analyst understands the business problem, they architect a solution

“IPO”: IT Systems Design Architecture Almost all Information Systems have a common design architecture:  INPUT  PROCESSING  OUTPUT

? What is “conceptual diagraming”? Sell the idea Informal/Lightweight Marketing View Guide the Architect Refined Later Big Picture

Typical Swim Lane Diagram

Typical ERD method

In-Class Activity #1 Conceptual Diagrams

Example Conceptual Architecture Diagram 12 UsersInterfaceProcessesResources De Students Professor System Administrator Clipart from: Desktop Web Phone App Import From Publishers Define Course Use Study Aids Course Content Database Textbook Content

? How have healthcare IT systems evolved over the years? A history of IT Evolution.