ch05_Requirement - Chapter 5: Determining OO Systems...

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1 Chapter 5: Determining OO Systems Requirement Jun Shu, junshu@psu.edu Penn State 2 Chapter Objectives After studying this chapter you should be able to: ± Describe options for designing and conducting interviews. ± Design, distribute and analyze questionnaires. ± Compare direct observation and business document analysis ± Use prototyping during requirements determination. ± Select the appropriate methods to determine requirements. 3
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4 The Blind Men and the Elephant 5 Characteristics for Successful Requirements Determination Impertinence ± Ask everything. Impartiality ± Outside consultants are useful. Relaxing of constraints ± Assume anything. Attention to details ± Be precise. Reframing ± A creative process. 6 Methods for Determining Requirements Traditional ± Interview ± Observation ± Questionaires ± Analyzing procedures and documents Modern ± Joint Application Design ± Prototyping
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7 Interviewing Dialogue with user or manager to obtain their requirements
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This note was uploaded on 04/16/2008 for the course MIS 432 taught by Professor Junshu during the Spring '08 term at Pennsylvania State University, University Park.

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ch05_Requirement - Chapter 5: Determining OO Systems...

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