Systems Analysis and Design Information Systems Analysis and Design Myriam Lewkowicz myriam lewkowicz@u tt fr 2 Outline 1 Information Systems the big picture 2 Information Systems for competitive adva[.]
Information Systems Analysis and Design Myriam Lewkowicz Outline Information Systems: the big picture Information Systems for competitive advantage Organizational Information Systems Entreprise-Wide Information Systems Information Systems Development & Acquisition Managing the Information Systems Project Systems Planning Determining System Requirements Structuring System Requirements: Process Modeling 10 Structuring System Requirements: Conceptual Data Modeling 11 Object Oriented Analysis and Design 12 Designing the Human Interface 13 Systems Implementation and Operation myriam.lewkowicz@u Chapter Information Systems: The Big Picture Chapter Objectives Understand the term information systems (IS) Understand IS components: Technology, people, organizations Understand Understand Understand failure Understand IS career opportunities types of information systems IS and organizational success or the future of IS management myriam.lewkowicz@u Information Systems Defined Combinations of hardware, software, and telecommunications networks that people build and use to collect, create, and distribute useful data in organizations myriam.lewkowicz@u Key Elements of Information Systems myriam.lewkowicz@u Data Data: raw material, unformatted information Information: processed data (meaningful) Knowledge: understanding relationships between pieces of information Wisdom: knowledge accumulated and applied myriam.lewkowicz@u Knowledge as a Business Resource Knowledge Worker A well-educated professional who creates, modifies, or synthesizes knowledge in one’s profession Knowledge Society Also called digital society, new economy Working with brains instead of hands The importance of education Digital divide myriam.lewkowicz@u Technology and Information Systems Computer-Based Information Systems One type of technology Technology – any mechanical and/or electrical means to supplement, extend, or replace human activity Information Technology (IT) – machine technology controlled by or using information The goal of IS is to provide useful data to users IS can be local or global, organizational or enterprisewide myriam.lewkowicz@u IS Managerial Personnel CIO IS director Account Executive Info Center Manager Development Manager Project Manager Maintenance Manager Systems Manager IS planning Manager Operations Manager Programming Manager Systems Programming Manager Manager of Emerging Technologies Telecommunications Manager Network Manager Database Administrator Auditing or Computer Security Manager Quality Assurance Manager Webmaster myriam.lewkowicz@u 10