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24 Cards in this Set
- Front
- Back
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Activity diagram
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a type of workflow diagram that describes the user activities and their sequential flow
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Closed-Ended Questions
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questions that have a simple, definitive answer
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Functional requirement
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a system requirement that describes an activity or process the system must perform
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Group support system
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a computer system that enables multiple people to participate with comments at the same time, each on the user’s own computer
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Joint application design(JAD)
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a technique to define requirements or design a system in a single session by having all necessary people participate
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Logical model
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any model that shows what the system is required to do without committing to any one technology
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Mock-up
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an example of a final product that is for viewing only, not executable
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Nonfunctional requirements
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characteristics of the system other than activities it must perform or support, such as technology, performance, usability, reliability, and security
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Open-ended questions
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questions that require discussion and do not necessarily have a simple, short answer
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Performance requirements
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system requirement that’s describes an operational characteristic related to workload measures, such as throughput and response time
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Physical model
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any model that shows how the system will actually be implemented
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Prototype
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a preliminary working model of a larger system
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Reliability requirement
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system requirement that describes the dependability of a system, such as service outages, incorrect processing, and error detection and recovery
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Security requirement
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system requirement that describes user access to certain functions and the conditions under which access is granted
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Stakeholders
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all the people who have an interest in the success of a new system
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Structured walkthrough
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a review of the findings from your investigation and of the models built based on those findings
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Swimlane
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a rectangular area on an activity diagram representing the activities done by a single agent
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Synchronization bar
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-a symbol in an activity diagram to control the splitting or uniting of sequential paths
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System requirements
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specifications that define the functions to be provided by a system
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Technical requirement
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a system requirement that describes an operational characteristic related to an organization’s environment, hardware, and software
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Transaction
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a single occurrence of a piece of work or an activity done in an organization
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Usability requirement
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system requirement that describes an operational characteristic related to users, such as the user interface, work procedures, online help, and documentation
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Workflow
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a sequence of steps to process a business transaction
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Zachman framework
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a comprehensive approach for documenting an entire organization’s information systems architecture
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