lec5-2 - MIE 350 Process Modelling Michael Gruninger...

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MIE350: Software Development Methodologies 1 MIE 350 Process Modelling Michael Gruninger Information Engineering Centre gruninger@mie.utoronto.ca
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MIE350: Software Development Methodologies 2 Outline – “Is it really used?” • Concepts • Data flow diagrams • DFD Syntax
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MIE350: Software Development Methodologies 3 Readings • Textbook Ch 5 – Up to “Using Data Flow Diagrams to Define Business Processes” – (This is Ch 6 in the 3rd edition)
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MIE350: Software Development Methodologies 4 Analysis Phase Information Gathering Requirements produces Use Cases represented by Process Model Data Model produces
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MIE350: Software Development Methodologies 5 Big Picture • You’re building a system • You’ve got some pretty good requirements • Need to start defining what processes should be put in place to achieve requirements – gradual refinement!
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MIE350: Software Development Methodologies 6 Process Model • A formal way to represent how a (business) system operates • What are the business processes that are used and their inter-relations to achieve the functionality of the system?
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MIE350: Software Development Methodologies 7 Process Modeling • Continued refinement of requirements and use cases Requirements Use cases Process models More and more detail about WHAT the system will do
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MIE350: Software Development Methodologies 8 Process Modeling
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This note was uploaded on 09/20/2011 for the course MIE 350 taught by Professor M.gruninger during the Fall '10 term at University of Toronto- Toronto.

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lec5-2 - MIE 350 Process Modelling Michael Gruninger...

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