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PowerPoint Presentation for Dennis Presentation Transcript

  • 1. Systems Analysis and Design Alan Dennis and Barbara Haley Wixom John Wiley & Sons, Inc. Slides by Fred Niederman Slide 1 PowerPoint Presentation for Dennis & Haley Wixom, Systems Analysis and Design Copyright 2000 © John Wiley & Sons, Inc. All rights reserved.
  • 2. Copyright © 2000 John Wiley & Sons, Inc. All rights reserved. Reproduction or translation of this work beyond that permitted in Section 117 of the 1976 United States Copyright Act without the express written permission of the copyright owner is unlawful. Request for further information should be addressed to the Permissions Department, John Wiley & Sons, Inc. The purchaser may make back-up copies for his/her own use only and not for redistribution or resale. The Publisher assumes no responsibility for errors, omissions, or damages, caused by the use of these programs or from the use of the information contained herein. Slide 2 PowerPoint Presentation for Dennis & Haley Wixom, Systems Analysis and Design Copyright 2000 © John Wiley & Sons, Inc. All rights reserved.
  • 3. Three Fundamental Analysis Strategies Business process automation (BPA) Business Process Improvement (BPI) Business Process Reengineering (BPR) Slide 3 PowerPoint Presentation for Dennis & Haley Wixom, Systems Analysis and Design Copyright 2000 © John Wiley & Sons, Inc. All rights reserved.
  • 4. BUSINESS PROCESS AUTOMATION Slide 4 PowerPoint Presentation for Dennis & Haley Wixom, Systems Analysis and Design Copyright 2000 © John Wiley & Sons, Inc. All rights reserved.
  • 5. Business Process Automation Goal: Efficiency for users Slide 5 PowerPoint Presentation for Dennis & Haley Wixom, Systems Analysis and Design Copyright 2000 © John Wiley & Sons, Inc. All rights reserved.
  • 6. Identifying Improvements in As-Is Systems Problem Analysis Asking users to identify problems Rarely finds significant monetary benefits Root Cause Analysis Prioritizing problems Tracing symptoms to their causes Slide 6 PowerPoint Presentation for Dennis & Haley Wixom, Systems Analysis and Design Copyright 2000 © John Wiley & Sons, Inc. All rights reserved.
  • 7. Root Cause Analysis Symptoms Identify symptoms Trace each back to its causes Symptoms ROOT CAUSES Slide 7 PowerPoint Presentation for Dennis & Haley Wixom, Systems Analysis and Design Copyright 2000 © John Wiley & Sons, Inc. All rights reserved.
  • 8. Root Cause Analysis Example Slide 8 PowerPoint Presentation for Dennis & Haley Wixom, Systems Analysis and Design Copyright 2000 © John Wiley & Sons, Inc. All rights reserved.
  • 9. BUSINESS PROCESS IMPROVEMENT Slide 9 PowerPoint Presentation for Dennis & Haley Wixom, Systems Analysis and Design Copyright 2000 © John Wiley & Sons, Inc. All rights reserved.
  • 10. Business Process Improvement Introducing evolutionary changes Slide 10 PowerPoint Presentation for Dennis & Haley Wixom, Systems Analysis and Design Copyright 2000 © John Wiley & Sons, Inc. All rights reserved.
  • 11. Duration Analysis Calculate time needed for each process step Calculate time needed for overall process Compare the two Develop process integration or parallelization Slide 11 PowerPoint Presentation for Dennis & Haley Wixom, Systems Analysis and Design Copyright 2000 © John Wiley & Sons, Inc. All rights reserved.
  • 12. Activity-Based Costing Calculate cost of each process step Consider both direct and indirect costs Identify most costly steps and focus improvement efforts on them Slide 12 PowerPoint Presentation for Dennis & Haley Wixom, Systems Analysis and Design Copyright 2000 © John Wiley & Sons, Inc. All rights reserved.
  • 13. Benchmarking Studying how other organizations perform the same business process Informal benchmarking Check with customers Formal benchmarking Establish formal relationship with other organization Slide 13 PowerPoint Presentation for Dennis & Haley Wixom, Systems Analysis and Design Copyright 2000 © John Wiley & Sons, Inc. All rights reserved.
  • 14. BUSINESS PROCESS REENGINEERING Slide 14 PowerPoint Presentation for Dennis & Haley Wixom, Systems Analysis and Design Copyright 2000 © John Wiley & Sons, Inc. All rights reserved.
  • 15. Business Process Reengineering Radical redesign of business processes Slide 15 PowerPoint Presentation for Dennis & Haley Wixom, Systems Analysis and Design Copyright 2000 © John Wiley & Sons, Inc. All rights reserved.
  • 16. Outcome Analysis Consider desirable outcomes from customers’ perspective Consider what the organization could enable the customer to do Slide 16 PowerPoint Presentation for Dennis & Haley Wixom, Systems Analysis and Design Copyright 2000 © John Wiley & Sons, Inc. All rights reserved.
  • 17. Breaking Assumptions Identify fundamental business rules Systematically break each rule Identify effects on the business if rule is broken Slide 17 PowerPoint Presentation for Dennis & Haley Wixom, Systems Analysis and Design Copyright 2000 © John Wiley & Sons, Inc. All rights reserved.
  • 18. Technology Analysis Analysts list important and interesting technologies Managers list important and interesting technologies The group identifies how each might be applied to the business Slide 18 PowerPoint Presentation for Dennis & Haley Wixom, Systems Analysis and Design Copyright 2000 © John Wiley & Sons, Inc. All rights reserved.
  • 19. Activity Elimination Identify what would happen if each organizational activity were eliminated Use “force-fit” to test all possibilities Slide 19 PowerPoint Presentation for Dennis & Haley Wixom, Systems Analysis and Design Copyright 2000 © John Wiley & Sons, Inc. All rights reserved.
  • 20. Proxy Benchmarking List similar industries Look for techniques from other industries that could be applied by the organization Slide 20 PowerPoint Presentation for Dennis & Haley Wixom, Systems Analysis and Design Copyright 2000 © John Wiley & Sons, Inc. All rights reserved.
  • 21. Process Simplification Eliminate complexity from routine transactions Concentrate separate processes on exception handling Slide 21 PowerPoint Presentation for Dennis & Haley Wixom, Systems Analysis and Design Copyright 2000 © John Wiley & Sons, Inc. All rights reserved.
  • 22. Characteristics of Analysis Strategies Business Business Business Process Process Process Automation Improvement Reeingineering Potential Business Low-Moderate Moderate High Value Project Cost Low Low-Moderate High Breadth of Analysis Narrow Narrow-Moderate Very Broad Risk Low-Moderate Low-Moderate Very High Slide 22 PowerPoint Presentation for Dennis & Haley Wixom, Systems Analysis and Design Copyright 2000 © John Wiley & Sons, Inc. All rights reserved.
  • 23. DEVELOPING AN ANALYSIS PLAN Slide 23 PowerPoint Presentation for Dennis & Haley Wixom, Systems Analysis and Design Copyright 2000 © John Wiley & Sons, Inc. All rights reserved.
  • 24. Summary The analysis process aims to create value for the organization Three main analysis strategies are BPA, BPI, and BPR These strategies vary in potential business value, but also in potential cost and risk Slide 24 PowerPoint Presentation for Dennis & Haley Wixom, Systems Analysis and Design Copyright 2000 © John Wiley & Sons, Inc. All rights reserved.