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Different views of information system (IS) structural view (data, hardware, software/application, procedures) Object view Services view (user interface,

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Presentation on theme: "Different views of information system (IS) structural view (data, hardware, software/application, procedures) Object view Services view (user interface,"— Presentation transcript:

1 Different views of information system (IS) structural view (data, hardware, software/application, procedures) Object view Services view (user interface, data management, data processing/functionality) Architecture view (tiers. modules) MIS 3500 - Systems Analysis & Design Summary

2 Systems analysis: - Analyzing organizational tasks/processes either supported or not supported by electronic or pre-electronic IT - Deliverable: Logical design The Emphasis of the Course Systems Design (exercises, term paper)

3 Data Process/Functionality Logic (control, decisions) User Interface Object Interactions Class/Object Diagram Activity Diagram Use Case Diagram Sequence Diagram Dialogue Representations x x x xx x x x x x x x = primary purpose a diagram is invented for = provides hints/indications Systems Analyst’s Toolbox: System Aspects & Diagramming Tools Use Case Description x x

4 Challenges in Systems Analysis What is in the system? Where is system boundary? Process thinking (Activity Diagram) vs. Non-process thinking (Use Case Diagram) Focus on details and completeness Capability to switch between big and small picture Capability to read (and sometimes write) different notation schemes.

5 Some Highlights Diagramming tools for systems analysis studied MIS Perspective emphasized: - IS delivers information that serves organizational & management purposes - Management perspective (systems examples rooted in specific organizational contexts; concern with end-users, cost-benefit, systems adoption…) More…

6 2 software tools: MS Project, Visio Different systems studied (customer order management, Web storefront, HR, sales/marketing) Some Highlights Guest speakers from Investors Group on experiences of system analyst That’s All Folks!


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