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21 Cards in this Set
- Front
- Back
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which involves in house IT specialists within your organization to develop the system
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insourcing
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which is the development and support of IT systems by end users (knowledge workers) with little or no help from IT specialist
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self sourcing (aka end user development)
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the delegation of specific work to a third part for a specified length of time, at a specified cost, and at a specified level of service.
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outsourcing
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a structured sty by step apprach for developing information systems. includes 7 key phases.
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systems development life cylce (SDLC)
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a sequential, activity-based process in which one phase of the sdlc is followed by another, from planning through implementation
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waterfall methodology
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7 phases of systems development life cycle
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planning, analysis, design, development, testing, implementation, maintenance.
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during the ---- phase of the SDLC you created a solid plan for developing your information system
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planning
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steps in the planning phase
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define system to be developed, set the project scope, develop project plan
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simply a factor critical to your organizations success.
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critcal success factor
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a written document of the project scope and is usually no longer than a paragraph
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project scope document
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prject scoping is important mostly to avoid
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scope creep and feature creep
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occurs when the scope of the project increases beyond its orginal intentions
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scope creep
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occurs when developers add extra feature that were not part of the intital requirements
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feature creep
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defines the what, when, and who questions of systems dvelopment including all activities, and time required to complete each activity.
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project plan
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an indiviual who is an expert in project planning and management,
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projet manager
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represent key dates by which you need a certain group of activiteis performed
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project milestones
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the ------ phase of the sdlc involves end users and it specialists working together to gather, understand, and document the business requirements for the proposed system.
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analysis phase
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the two primar activities in the analysis phase
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gathering business requirements and prioritize the requirements
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the detailed set of end user request that the system must meet to be scucessful
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business requirements
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users and IT specialists meet, sometimes for several days, to define and review the business requirements for the system.
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joint application development (JAD)
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once all business requirements are defined you prioritize them in order of business importance and place them in a formal comprehensive document to be signed off
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requirements definition document
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