2. 计算机
  3. During the systems analysis phase，greater user involvement usually results in better communication，faster development times，and

During the systems analysis phase，greater user involvement usually results in better communication，faster development times，and

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问题    During the systems analysis phase，greater user involvement usually results in better communication，faster development times，and more satisfied users．There are three common  team—based approaches that encourage system users to participate actively in various  development tasks．1)  (71)________________  is a popular fact—finding technique that brings users into the  development process as active participants．The end product of the approach is a  requirements model．2)  (72)________________  is a team—based technique that speeds up information  systems development and produces a functioning information system．The approach consists  of several phases．The  (73)________________  combines elements of the systems planning and systems  analysis phases of the SDLC．Users，managers，and IT staff members discuss and agree on  business needs，project scope，constraints，and system requirements．During  (74)________________，users  interact with systems analysts and develop models and prototypes that represent all system  processes，outputs，and inputs．3)  (75)________________  attempt to develop a system incrementally by  building a series of prototypes and constantly adjusting them to user requirements．
选项 A、Questionnaires
B、Joint application development
C、Interviews
D、Prototyping
答案B
解析
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