Information Systems

1. Chapter 10 Information Systems

2. Overview • Explain Organizational Functional View • Describe Organizational Management Levels • Discuss Organizational Flow Of Information • Discuss Information Systems • Distinguish Different Information Systems • Differentiate Data vs. Knowledge Workers • Discuss Expert Systems

3. Organizational Information Flow • Challenges • Manage Large Amount of Information • Extensive Geographical Area • Disparate Groups of People • Business Intelligence • Business Process Management • Business Process Automation

4. Organizational Information Flow • Functions • Accounting • Marketing • Plan, Price, Promote, Sell, and Distribute • SFA, SCM, JIT, ERP • Human Resources

5. Organizational Information Flow • Functions • Production • Create Finished Goods Using Raw Materials • CAD, CAE, CAM, CIM, MRP • Research • Identifies, Investigates, and Develops New Products

6. Organizational Information Flow • Managerial Levels • Supervisors • Operational • Monitor Day-to-day Events • Middle Management • Tactical • Implement Long-term Goals • Top Management • Strategic • Plan Future Growth and Direction

7. Organizational Information Flow • Information Flow • Supervisors • Detailed, Very Current Information • Keep Operations Running Smoothly • Middle Management • Weekly or Monthly Reports • Need to Develop Budget Projections • Top Management • Summarized in Capsule Form • Reveal Overall Condition of Business • Also Need Information from Outside

8. Information Systems

9. Transaction Processing Systems • Accounting • Sales Order Processing • Accounts Receivable and Payable • Inventory and Purchasing • Payroll • General Ledger • Finance • Budgeting and Forecasting • Cash Management and Investment Analysis

10. Management Information Systems • Produces Standardized Reports • Summarizes Data in Structured Form • Report Types • Periodic • Produced at Regular Intervals • Exception • Calls Attention to Unusual Events • Demand • Produced on Request

11. Decision Support Systems • Data Analysis Tool • Parts • User (Decision Maker) • System Software (Operating System) • Data • Internal and External Data • Decision Model • Strategic / Tactical / Operational • Reengineering

12. Executive Support Systems • Designed for Top Management • Information About Company's Performance • Communication Links to Other Executives • Retrieve Information from External Databases

13. Other Information Systems • Information Workers • Data Worker • Distribute and Communicate Information • Secretaries and Clerks • Knowledge Worker • Create Information • Engineers and Scientists

14. Other Information Systems • Office Automation Systems (OAS) • Supports Data Workers • Managing Documents, Communicating, and Scheduling • Project Management • Schedule, Plan, and Control Project Resources • Videoconferencing Systems • Knowledge Work Systems (KWS) • Supports Knowledge Workers • Create Information in Their Areas of Expertise

15. Expert Systems • Expert System • Captures & Stores Knowledge of Experts • Knowledge Base • Subject Knowledge & Experiences of Experts • Imitates Human Reasoning & Decision Making • Inference Rules • Logical Judgments Applied to Knowledge Base • Artificial Intelligence • Make Decisions in Real-life Situations

16. Careers in IT • Information Systems Manager • Create / Implement Computer Policy and Systems • Master's Degree In Business • Strong Technical Background • Strong Leadership • Able to Communicate in Technical and Nontechnical Terms • Annual Salary of $92,000 - $125,000