BU486 Chapter Notes - Chapter 3: Data Flow Diagram, Flowchart, Business Process
Document Summary
Bu486 chapter 3 notes: narratives, flowcharts, diagrams and other written materials that explain how a system works. Narrative description: written, step by step explanation of system components and how they interact. Documentation tools are important on the following levels: 1. At a minimum, you must be able to read documentation to determine how a system works: 2. You may need to evaluate documentation to identify internal control strengths and weaknesses and recommend improvements as well as to determine if a proposed system meets the company"s needs: 3. More skill is needed to prepare documentation that shows how an existing or proposed system operated. Which shows the flow of documents and information between departments or areas of responsibility a. ii. Graphical description of the business processes used by a company. Dfd: a graphical description of the flow of data within an organization, including data sources/ destinations, data flows, transformation processes, and data storage.
