Download PDF by Kenneth E Kendall; Julie E Kendall: Systems analysis and design

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Screen and Report Design System Diagrams and Models Item = Number + Description + Cost + Price + Quantity on hand + Quantity on order + Reorder point + Monthly sales + Year to date sales DO WHILE NOT End of file Read Item record IF Item is low in stock Print Purchase Order Update Item record ENDIF ENDDO System Requirements • Add new customers • Identify fast- and slow-selling items • Enter customer orders • Look up customer credit balance • Maintain adequate inventory Data Dictionary and Process Logic Deliverables • • • • • Add customer screen Item Analysis Report Customer order entry screen Customer inquiry screen Vendor purchase order program • Seasonal forecasting Project Management Developmental Process for an Agile Project There are activities and behaviors that shape the way development team members and customers act during the development of an agile project.

If the reason for current operations is that “it’s always been done that way,” however, the analyst may wish to improve on the procedures. At the completion of this phase, the analyst should understand how users accomplish their work when interacting with a computer and begin to know how to make the new system more useful and usable. The analyst should also know how the business functions and have complete information on the people, goals, data, and procedures involved. Analyzing System Needs The next phase that the systems analyst undertakes involves analyzing system needs.

Together they make up a class. Still in the analysis phase, draw statechart diagrams. The class diagrams are used to draw statechart diagrams, which help in understanding complex processes that cannot be fully derived by the sequence diagrams. The statechart diagrams are extremely useful in modifying class diagrams, so the iterative process of UML modeling continues. Begin systems design by modifying the UML diagrams. Then complete the specifications. Systems design means modifying the existing system and that implies modifying the diagrams drawn in the previous phase.

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