gg-9 - Developing Information Systems The Systems...

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Developing Information Systems The Systems Development Life Cycle (SDLC) and Project Management (BDT Ch17, B14, B15)
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2 Agenda Review of reading Group case discussions
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3 All successful systems follow a planning – implementation process: And now, behold, I say unto you, that these are the generations of the heaven and of the earth, when they were created, in the day that I, the Lord God, made the heaven and the earth. And every plant of the field before it was in the earth, and every herb of the field before it grew. For I, the Lord God, created all things, of which I have spoken, spiritually, before they were naturally upon the face of the earth. Moses 3:4-5
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4 Many factors stimulate system changes: changing government regulations problems in the current IS customer (market) demands employee suggestions management changes/requests corporate growth, expansion, acquisition changing business/industry changing technology competitive pressures improve brand reputation increase productivity reduce liabilities and risk
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5 Systems Development The process of planning & building an information system is called systems analysis and design . Creating an information system can be compared to building a house.
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Developing Software – The Systems Development Life Cycle Systems development life cycle (SDLC) the overall process for developing information systems from planning & analysis through implementation & maintenance
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Project Management is the Heart of The Systems Development Process Project management the application of knowledge, skills, tools, and techniques to project activities in order to meet or exceed stakeholder needs and expectations from a project Project management software supports the long-term and day-to-day management and execution of the steps in a project
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Project Managing The Systems Development Effort Project management interdependent variables
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Review the Denver International Airport (DIA) Case 1. What types of testing should DIA have done? 2. Which implementation approach would have improved success? 3. How do costs change depending on when a mistake is found? – What were the sources of DIA added costs? 4. Why couldn’t BAE simply implement the Munich system with a few changes? 9
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10 Phase 1: Planning (Compare: Think about building a new house, talk to potential architects and contractors, prepare construction plan) Systems Planning steps include: Select the system project (strategic) Assess project feasibility Produce Project plan (Project Management) Assign Team members, Develop Schedule (milestones) Choose methodology (COTS, Waterfall, RAD, Extreme Programming, Agile) Probably use PM software: PERT, Gantt (“MS Project”) Systems Development is done by a project team of technicians, managers, & users often managed by the IS department – a “project manager” using PM processes.
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This note was uploaded on 04/07/2011 for the course ISYS 200 taught by Professor Dean during the Winter '11 term at BYU.

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gg-9 - Developing Information Systems The Systems...

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