Chapter 4 Preliminary Investigation Project triggers Business process redesign (BPR) Strategic...
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Transcript of Chapter 4 Preliminary Investigation Project triggers Business process redesign (BPR) Strategic...
![Page 1: Chapter 4 Preliminary Investigation Project triggers Business process redesign (BPR) Strategic planning The preliminary investigation stage Gathering information.](https://reader035.fdocuments.us/reader035/viewer/2022062407/56649d785503460f94a5b9d5/html5/thumbnails/1.jpg)
Chapter 4
Preliminary Investigation
• Project triggers
• Business process redesign (BPR)
• Strategic planning
• The preliminary investigation stage
• Gathering information with JAD
![Page 2: Chapter 4 Preliminary Investigation Project triggers Business process redesign (BPR) Strategic planning The preliminary investigation stage Gathering information.](https://reader035.fdocuments.us/reader035/viewer/2022062407/56649d785503460f94a5b9d5/html5/thumbnails/2.jpg)
Project Triggers
“Push”
• User needs
• Technology
“Pull”
• Strategic direction
• Strategic business plan
• Strategic plan for information resources
![Page 3: Chapter 4 Preliminary Investigation Project triggers Business process redesign (BPR) Strategic planning The preliminary investigation stage Gathering information.](https://reader035.fdocuments.us/reader035/viewer/2022062407/56649d785503460f94a5b9d5/html5/thumbnails/3.jpg)
Business Process Redesign (BPR)
An example of technology push
Fig 4.1: Business Process Redesign
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Business Process Redesign (BPR)
Reengineering legacy code is an example
Fig 4.2: Reengineering of Legacy Code
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Strategic Planning
Strategic business planning
Fig 4.3: Influences on Strategic Business Plan Development
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Strategic Planning
Strategic business area planning
Fig 4.4: Cooperation in Developing Strategic Plans for Business Areas
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Strategic Planning
Strategic planning for information resources
Fig 4.5: Identifying the Information Resources Needed for Each Information System
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Preliminary Investigation Stage
Position in the SDLC
Fig 4.6: Preliminary Investigation Phase Overview
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Preliminary Investigation Stage
Step 1: Perform enterprise analysis
• Use general systems model (elements, flows)
• Use environmental model (elements, flows)
Table 4.1: Primary Environmental Resource Flows
![Page 10: Chapter 4 Preliminary Investigation Project triggers Business process redesign (BPR) Strategic planning The preliminary investigation stage Gathering information.](https://reader035.fdocuments.us/reader035/viewer/2022062407/56649d785503460f94a5b9d5/html5/thumbnails/10.jpg)
Preliminary Investigation Stage
Step 1: Perform enterprise analysis
Example
Fig 4.10: Overview of Enterprise Analysis
![Page 11: Chapter 4 Preliminary Investigation Project triggers Business process redesign (BPR) Strategic planning The preliminary investigation stage Gathering information.](https://reader035.fdocuments.us/reader035/viewer/2022062407/56649d785503460f94a5b9d5/html5/thumbnails/11.jpg)
Preliminary Investigation Stage
Step 1: Perform enterprise analysis
Sources of information
• Internal documents
• Media
• Executive/secretary interviews
![Page 12: Chapter 4 Preliminary Investigation Project triggers Business process redesign (BPR) Strategic planning The preliminary investigation stage Gathering information.](https://reader035.fdocuments.us/reader035/viewer/2022062407/56649d785503460f94a5b9d5/html5/thumbnails/12.jpg)
Preliminary Investigation Stage
Step 2: Determine system constraints, objectives, goals, risk, and scope
Constraints
• Organizational
• Resource
• Process
Objectives and Goals
• Cost reduction
• Cost avoidance
• Increased revenues
• Improved decision making
![Page 13: Chapter 4 Preliminary Investigation Project triggers Business process redesign (BPR) Strategic planning The preliminary investigation stage Gathering information.](https://reader035.fdocuments.us/reader035/viewer/2022062407/56649d785503460f94a5b9d5/html5/thumbnails/13.jpg)
Preliminary Investigation Stage
Step 2: Determine system constraints, objectives, goals, risk, and scope
• A sample goal analysis
Fig 4.11: A Goal Analysis Form
![Page 14: Chapter 4 Preliminary Investigation Project triggers Business process redesign (BPR) Strategic planning The preliminary investigation stage Gathering information.](https://reader035.fdocuments.us/reader035/viewer/2022062407/56649d785503460f94a5b9d5/html5/thumbnails/14.jpg)
Preliminary Investigation Stage
Step 2: Determine system constraints, objectives, goals, risk, and scope
• A sample risk evaluation
Fig 4.13: A Project Risk Evaluation for Torres Insurance
![Page 15: Chapter 4 Preliminary Investigation Project triggers Business process redesign (BPR) Strategic planning The preliminary investigation stage Gathering information.](https://reader035.fdocuments.us/reader035/viewer/2022062407/56649d785503460f94a5b9d5/html5/thumbnails/15.jpg)
Preliminary Investigation Stage
Step 2: Determine system constraints, objectives, goals, risk, and scope
• Example of risk reduction strategies
Fig 4.14: A Risk Reduction Strategies Table for Torres Insurance
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Preliminary Investigation Stage
Step 2: Determine system constraints, objectives, goals, risk, and scope
• Some risk reduction strategies for common risks
Table 4.2: Possible Risk reduction Strategies
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Preliminary Investigation Stage
Step 2: Example of objectives, constraints, and scope for Torres Insurance
Fig 4.12: Project Objectives, Constraints, and Scope
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Preliminary Investigation Stage
Step 3: Evaluate feasibility and obtain approval to proceed
• Technical (the system)
• Economic (the system and the project)
• Legal/ethical (the system)
• Operational (the system)
• Schedule (the project)
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Preliminary Investigation Stage
Step 4: Conduct JAD sessions to confirm initial functional requirements
• Key JAD ingredients: Facilitator, executive sponsor
• JAD steps
1. Planning
2. Conducting
3. Documenting
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Gathering Information with JAD
Documenting the results
Fig 4.15: An Outline of a specification Document