Business Modeling terms required for a college module
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| Stage 1 of any software engineering methodology | Business Modeling | |
| Why things go wrong? (2 reasons) | The main causes are: Quality Problems & Productivity problems | |
| Name four Quality Problems | -The wrong problem is addressed, -Wider influences are neglected, -Incorrect analysis of requirements, -Project undertaken for wrong reason | |
| Quality Problem: The wrong problem is addressed. Explain | Failure to align the project with business strategy | |
| Quality Problem: Wider influences are neglected. Explain | Project team or business managers don’t take account of the system environment | |
| Quality Problem: Incorrect analysis of requirements. Explain | Poor skills or not enough time allowed | |
| Quality Problem: Project undertaken for wrong reason. Explain | Technology pull or political push | |
| Name four Productivity Problems | -Users change their minds, -External events, -Implementation not feasible, -Poor project control | |
| Productivity Problem: External events. Explain | e.g. Aer Lingus ending the Shannon – Heathrow route | |
| Productivity Problem: Implementation not feasible. Explain | May not be known at start of the project | |
| Productivity Problem: Poor project control. Explain | Inexperienced management or political difficulties | |
| Why are software systems so complex? (3 reasons) | -The problem domain is difficult, -The development process is very difficult to manage, -Software offers extreme flexibility | |
| Define: System development process | A set of activities, methods, best practices, deliverables, and automated tools that stakeholders use to develop and continuously improve information systems and software. | |
| 3 Advantages for using the correct life cycle for system development are? | -Creates efficiencies that allow management to shift resources between projects, -Produces consistent documentation that reduces lifetime costs to maintain the systems, -Promotes quality |
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