Chapter 21: AIS Development Strategies Flashcards

1
Q

canned software

A

programs for sale on the open market to a broad range of users with similar needs

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2
Q

turnkey system

A

software and hardware sold as a package such that the vendor installs the system and the user “turns on the key;” often written by vendors who specialize in a particular industry

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3
Q

application service provider (ASP)

A

company that delivers software via the Internet; ASP owns and hosts the software, the user accesses the software remotely via the Internet

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4
Q

request for proposal (RFP)

A

a request for vendors to bid on a system to meet a company’s specified needs

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5
Q

benchmark problem

A

comparing systems by executing an input, processing, and output task on different computer systems and evaluating the results

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6
Q

point scoring

A

evaluating the overall merits of vendor proposals by assigning a weight to each evaluation criterion based on its importance

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7
Q

requirements costing

A

comparing systems based on the cost of all required features; when software does not meet all requirements, the cost of developing unavailable features is estimated and added to its cost

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8
Q

custom software

A

software developed and written in-house to meet the unique needs of a particular company

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9
Q

end-user computing (EUC)

A

the hands-on development, use, and control of computer-based information systems by users

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10
Q

help desk

A

analysts and technicians who answer employee questions with the purpose of encouraging, supporting, coordinating, and controlling end-user activity

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11
Q

outsourcing

A

hiring an outside company to handle all or part of an organization’s data processing activities

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12
Q

business process reengineering (BPR)

A

the thorough analysis and redesign of business processes and information systems to achieve dramatic performance improvements; often a drastic, one-time-event

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13
Q

business process management (BPM)

A

a systematic approach to continuously improving and optimizing business processes; a more gradual improvement facilitate by technology

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14
Q

business process management system (BPMS)

A

system that automates and facilitates business process improvements throughout the SDLC

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15
Q

prototyping

A

an approach to systems design in which a simplified working model, or prototype, of an IS is developed

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16
Q

operational prototypes

A

prototypes that are further developed into fully functional systems

17
Q

nonoperational (throwaway) prototypes

A

prototypes that are discarded, but the system requirements identified from the prototypes are used to develop a new system

18
Q

computer-aided software (or systems) engineering (CASE)

A

integrated package of tools that skilled designers to help plan, analyze, design, program, and maintain an IS