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19 Cards in this Set
- Front
- Back
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Intances where the vendor combine the software and hardware and sell the package. The vendor would also install the system. These systems are nicknamed _____
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turnkey systems
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_____ _____ _____ host web-based software on their computers and deliver the software to their clients over the Internet
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Application service providers
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An invitation issued to vendors to propose a system that meets the company's needs by a specified date
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request for proposal
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Advantages of a formal approache to acquire a system
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save time, simplifies the decision-making process, reduces errors, avoids potential for disagreement
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a _______ problem is a data-processing task with input, processing, and output jobs typical of those the new AIS will be required to perform
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benchmark
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This process estimates the cost of purchasing or developing features that are not present in a particular AIS
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Requirements costing
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Involves hands-on development, use and control of computer based information systems by users.
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end-user computing
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When information users, such as managers accountants, and internal auditors, develop their own applications using computer specialist as advisors. It is inappropriate for complex systems
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end-user development
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timeliness is a benefit of end user computing. T/F
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true
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Freeing up systems resources is not one of the advantages of end user computing. T/F
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false
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end user computing will result in adequately tested applications. T/F
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false
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increased costs is a drawback of end user computing. T/F
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true
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list three advantages of outsourcing
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asset utilization, access to greater expertise and more advanced technology, lower cost, improved development time, faciliation of downsizing
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list three risks of downsizing
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inflexibility, loss of control, reduced competitive advantage, poor service, unfulfilled goals
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the analysis of and redesign of business processes and information systems to achieve significatn performance improvements
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business process reengineering
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approach to systems design in which a simplified working model of a system is developed.
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prototyping
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a functional prototype is also called a _____ prototype
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operational
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list three advantages of prototyping
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better definition of user needs, higher user involvement and satisfaction, fewer errors and more opportunity for changes
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list three disadvantages of prototyping
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significant user time, less efficient use of system resources, incompete system development, negative behavioural reactions
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