Guide on Outside-In Development
What is Outside-In Development:
Outside-In development is a method used in Behavior-Driven Development (BDD) that begins from the outermost layer of the software (usually the user interface), and works way down to the inner layers (like business rules and database). It ensures that all layers of the software are focused on delivering what the end user needs.
Why it is Important:
It helps in understanding stakeholder’s needs and to ensure the software is built according to those needs. It also promotes inter-team communication and helps in catching errors early.
How It Works:
In the process of Outside-In Development, you begin with writing user acceptance tests. Then you write the code to make these tests pass, which ensures that your development is always focused on delivering user value.
Exam Tips: Answering Questions On Outside-In Development:
When answering questions about Outside-In Development, be sure to emphasize on its benefits like keeping focus on the user, promoting communication and catching errors early. Understand the sequence of steps involved and point to the fact that it is used in Agile Project Management, specifically Behavior-Driven Development.
The examples you use should emphasize on the user-centric approach of this method. Also, when discussing the process, make sure to state that user acceptance tests are written before the corresponding code is developed.
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Outside-In Development practice test
Outside-In Development is a software development approach that is closely related to BDD, focusing on developing features by concentrically working from the outermost layer (user interface) to the innermost layer (core logic). It starts with defining the expected system behavior from the users' perspective using executable specifications, which then drives the implementation of underlying functionality and components. By focusing on the users' perspective, Outside-In Development ensures that each feature is developed with their needs and experiences in mind. This approach allows for effective prioritization of features and encourages continuous feedback, ultimately leading to a more user-centered and successful product.
Time: 5 minutes Questions: 5
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- 1655 Superior-grade Agile Project Management practice questions.
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- bonus: If you upgrade now you get upgraded access to all courses