Years of experience in defining requirements have led to the development of a number of techniques and models to assist in the process. Among these, perhaps the most well-known model is the use case, the focus of this paper. If you have experience with use cases, you know how pivotal they are for supporting many project activities, and you may be ...

» Collaborate for Quality: Using Workshops to Determine Your Project's Requirements

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Just how important is it to fully develop your project’s requirements? After all, nailing down your requirements usually takes only 8% to 15% of your overall project effort. Truth be told, it’s not really something you’ll want to spend your resources and energy on—unless, that is, you care at all about the quality of your pr...

» Validated requirements from business use cases and the Rational Unified Process

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Effective communication among application development project stakeholders is often challenging, especially when the team is geographically distributed or time constrained. IBM® Rational® software helps organizations automate, integrate, and govern the core business process of software and systems delivery via the IBM Rational Software Delivery Pla...

» How to Document Use Cases

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A use case represents a case of use of a system, ideally one that captures a functional requirement in terms of an identifiable and testable goal. So, what is the best way to document a use case? Approaches to content range from diagrammatic to textual, formal to free form, expansive and detailed to brief and abstract. The approaches to tool usage ...

» Alternatives of Alternatives

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Geri Schneider Winters writes about whether or not you could write alternatives to alternatives in use cases. There is no actual standard for the formatting of a use case specification, just guidelines and best practices. Therefore, if using alternatives to alternatives in use cases makes the use case more clear - use it, by any m...

» Use Cases and Reports

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In this article, Geri Schneider Winters discusses the question of whether use cases can be used to document requirements for reports. Author: Geri Schneider Winters

» The Use Case Model

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The Use Case Model describes the proposed functionality of the new system. A Use Case represents a discrete unit of interaction between a user (human or machine) and the system. A Use Case is a single unit of meaningful work; for example login to system, register with system and create order are all Use Cases. Each Use Case has a description which ...

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