Chapter+5+-+2

Chapter+5+-+2 - Systems Analysis Chapter 5 ( Continued )...

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Systems Analysis Chapter 5 ( Continued )
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Context of Problem Analysis Phase
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Tasks of the Problem Analysis Phase
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Key Terms of the Problem Analysis Phase Cause-and-Effect Analysis – Technique in which problems are studied to determine their causes and effects. In practice, effects can be symptomatic of more deeply rooted problems which, in turn, must be analyzed for causes and effects until the causes and effects do not yield symptoms of other problems. Context Diagram – Pictorial model that shows how the system interacts with the world
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Sample Cause-and-Effect Analysis
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Sample Context Diagram
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Objective – Measure of success. What you expect to achieve, if given sufficient resources. Reduce the number of uncollectible customer accounts by 50 percent  within the next year. Increase by 25 percent the number of loan applications that can be  processed during an eight-hour shift. Decrease by 50 percent the time required to reschedule a production  lot when a workstation malfunctions. Constraint – Something that will limits flexibility in defining a solution to your objectives. Essentially, constraints cannot be changed. The new system must be operational by April 15. The new system cannot cost more than $350,000. The new system must be web-enabled.
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This note was uploaded on 04/17/2008 for the course M&IS 24060 taught by Professor G.dehondt during the Spring '08 term at Kent State.

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Chapter+5+-+2 - Systems Analysis Chapter 5 ( Continued )...

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