Managing Information System Development Projects

1
Managing Information System Development Projects

• IS 460 Notes
• by Thomas Hilton

2
System DevelopmentLife Cycle (SDLC)

• Feasibility Study Scope, Stakeholders, Make-buy,
  CBA
• Analysis Present System, DFDs, etc.
• Design General, Detailed
• Construction Hardware Acquisition, Software
  Coding, System Testing
• Implementation Direct, Phased, Site,
  Simultaneous
• Maintenance Errors, Changing Business Needs
• Start Over when maintenance costs exceed new
  system costs.

3
Other Development Models

• Waterfall vs. Spiral
• Prototyping
• Rapid Application Development (RAD)
• Joint Application Development (JAD)
• Agile
• Extreme

4
Managing the Project Teams and Roles

• Team Lead
• System Analyst
• Programmer
• User Documentation/Training Specialist
• Project Librarian
• Quality Assurance Specialist

5
Managing the Project Schedules

• Gantt Charts(MS Project)
• PERT Charts(Visio)
• Critical Path Charts(Rational Rose)

6
Managing the Project Costs

• Feasibility Study 5
• Analysis 10
• Design 10
• Construction 25-50
• Implementation 25-50
• Maintenance 5
• annual cost as percent of initial project

7
Cost-Benefit Analysis

• Quantify all Costs
• Quantify all Benefits
• If Benefits Exceed Costs, Do It.
• CBA is Cost-Biased
• Many Costs are Present and Tangible
• Many Benefits are Future and Intangible
• Must Have a Champion!

8
Estimating Time Cost

• W.A.G.
• Consult Past Projects
• Break Down Phases into Tasks and Tasks into Steps
• Average Best Worst Case
• Add a Fudge Factor from Experience

9
Ethics Issues

• Pressure to Accept Unrealistic Parameters from
  Stakeholders
• GroupThink
• Working Conditions
• Team Member Relationships
• Vendor Relationships
• Hiding Mistakes
• Other?