Features must take no longer than two weeks to design and implement. If a feature takes longer, it must be broken down further. 3. Plan by Feature
Using the knowledge gained during the domain modeling phase, the team identifies the required functionality.
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In FDD, a feature is not a massive epic or a vague user story. It is a small, piece of client-valued work expressed in a strict grammatical format:
In FDD, a feature is defined as a small, client-valued piece of functionality expressed in a standard template: Features must take no longer than two weeks
The project begins with domain experts and developers collaborating to map out the scope of the system.
With the overall model in place, the team breaks down the project into a comprehensive . Each feature is a small, client-valued function that can be completed by a single developer in no more than two weeks . This decomposition is typically led by the chief programmers and the chief architect. Feature names often follow the format: < action >< result > < object >, e.g., “calculate the total of a shopping cart.” Plan by Feature Using the knowledge gained during
[Action]+[Result]+[Object][Action] plus [Result] plus [Object] "Calculate the total of a sale." Example: "Verify the password of a user."
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Assign each feature to a specific feature owner and each class to a class owner. This prevents diffusion of responsibility and makes accountability traceable.