In software and systems engineering, a use case is a list of steps, typically defining interactions between a role and a system. From Wikipedia: http://en.wikipedia.org/wiki/Use_case

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Should written use cases be consistent with use case diagram?

I'm developing a video web system like YouTube where users can upload, view, update and delete their own videos (CRUD operation). Original I drawn the use case diagram like this: But I learned ...
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How should I write the “Validation” parts of a FURPS+ document

Alistair Cockburn says in Writing Effective Use Cases, that validation requirements should not go into the use cases. However, even after reading the chapter on Missing Requirements (meaning the ...