Essay Review Questions, Chapter 2

767 Words Feb 23rd, 2013 4 Pages
Review Questions Chapter 2:

What is a business case? How does a business case affect an IT project?

A business plan that forecasts costs and revenues for a particular project over several years, especially to attract financing. It affects because it would say whether the IT project is good enough to go or should it be abandoned. So for any company can save money.

What is a SWOT analysis and why is it important?

A SWOT analysis is to study any factor affecting any company and how it would work. It is important because it can let the company detect its problems and its solutions to keep the company alive.

What are five common reasons for systems projects?

The Five common factors (TELOS) are Technology and
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Step 1 would be to understand the problem or opportunity. Step 2 would be define the project scope and constraints. Step 3 is to perform fact-finding: Step 4. Is to analyze project usability, cost, benefit, and schedule data. Step 5 is to evaluate feasibility: Last step would be to present results and recommendations to management.

What is project scope? What is a constraint? In what three ways are constraints classified?

A project's scope defines the boundaries or extent of the project in specific terms. Constraint is a condition that the system must satisfy or an outcome that the system must achieve. There is present versus future constraints. There is internal versus external constraints. The last would be Mandatory versus desirable constraints.

10. Explain how you might use fishbone diagrams, Pareto charts, and XY charts in problem solving. Be specific, and describe the advantages of each tool. Fishbone: A fishbone diagram is an analysis tool that represents the possible causes of a problem as a graphical outline. When using a fishbone diagram, an analyst first states the problem and draws a main bone with sub-bones that represent possible causes of the problem and identifies four areas to investigate: environment, workers, management, and machines. In each area, the analyst identifies possible causes and draws them as horizontal sub-bones. For example, too hot is a possible cause in the
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