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Information Systems Framework

Information Systems Framework. Ch. 11 & 12. Ch. 3 & 4. Ch. 5, 6 7 & 8. Ch. 13 & 14. Ch. 9 & 10. Ch. 1 & 2. What is a system?. A group of interrelated or interacting elements forming a unified whole , OR

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Information Systems Framework

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  1. Information Systems Framework Ch. 11 & 12 Ch. 3 & 4 Ch. 5, 6 7 & 8 Ch. 13 & 14 Ch. 9 & 10 Ch. 1 & 2

  2. What is a system? • A group of • interrelated or interacting elements forming a unified whole, OR • interrelated components working together toward a common goal by accepting inputs and producing outputs in an organized transformation process(dynamic system). • Add feedback and control loops… • cybernetic system • Self-monitoring • Self-regulating

  3. Other System Characteristics • A systems exists in an environment • A subsystem is a component of a larger system. • Systems in the same environment use shared boundary, or interface. • Open (vs. closed) system • Adaptive system

  4. Components of an Information System

  5. Monthly Sales Report for West Region 1200 100 West Charles Mann 79154 TM Shoes Sales Rep: Charles Mann Emp No. 79154 ItemQty SoldPrice TM Shoes 1200 $100 Data ≠ Information

  6. Information Products • Focus on the end-user • Information Products are result of IS activities: • Input • Processing • Output • Storage • Control

  7. Support Competitive Advantage Support Business Decision Making Support of Business Processes and Operations Major Roles of IS Strategic Leadership Executive Level Managerial Level Tactical Management Functional Level

  8. Information Systems: The Past • 1950s – 1960s • Data processing; automation • 1960s – 1970s • Management reporting; pre-specified information • 1970s – 1980s • Modeling; decision-support • 1980s – 1990s • Team collaboration; executive support; expert systems; strategic IS Figure 1.11 Page 22

  9. The Present and the Future • Electronic Commerce • Buying & selling, and marketing & servicing of products, services, & information. • Virtual stores; click-and-mortar stores Figure 1.11 Page 22

  10. The Present and the Future • E-Business • Internet, Intranet, Extranet, etc. • for Business processes • for Electronic commerce • For enterprise communication & collaboration • Connecting with customers, suppliers, & other business stakeholders • Virtual teams (location-independence) Figure 1.11 Page 22

  11. Types of Information Systems • For operations support: • Transaction processing systems(batch or real-time) • Process Control Systems(industrial processes) • Enterprise Collaboration Systems(office automation; team communication/productivity)

  12. Types of Information Systems • For management support: • Management Information Systems(pre-defined reports) • Decision Support Systems(modeling; what-if analysis) • Executive Information Systems(internal/external sources)

  13. Types of Information Systems • Other categories: • Expert systems • Knowledge management systems • Functional (and cross-functional) business systems • Strategic information systems

  14. IS: Solution Development Challenges & Deploy

  15. IS: Ethical Challenges • Ownership/Liability • Accountability • Privacy • Security • Profit vs. Social responsibility • Etc. (See Chapter 11)

  16. Real World Case 5 –WH Smith PLC Groups of 2-3 neighbors; read the case and answer: • Why did WH Smith need a new retail management system? • What were their goals? How well did the system meet the goals? • How has the staff been included in the process? Is this important? Why or why not? Share your thoughts with the class

  17. Re-Cap • IT/IS: What and Why • Trends of IS in Business • Challenges of IT/IS for management • Real World Case: WH Smith PLC • Next Wednesday: • 2/11/04, 3:00-4:15pm, we meet at the King Library, Rom 213 • Questionnaire/essay via email

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