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Guide for Acceptance Test-Driven Development (ATDD)

What is ATDD: Acceptance Test-Driven Development, abbreviated as ATDD, is an agile methodology for project management that uses acceptance tests to illustrate requirements and drive development. The acceptance tests are written based on user stories and are usually created before any code is written.
Why ATDD is Important: ATDD fosters better collaboration between business users, testers, and developers, allowing everyone to have a clear understanding of the end goal. It also results in precise requirement definitions, minimizes assumptions, and reduces cycles of development by catching problems early.
How it Works: ATDD typically follows a three-step process: First, the team defines the acceptance criteria. Then, the criteria are converted into an executable acceptance test. Finally, the development team writes code to pass the acceptance test.
Exam Tips: When answering questions on ATDD in an exam: 1. Understand that ATDD begins with defining acceptance tests based on customer requirements. 2. Note that user stories play a vital role in ATDD. 3. Realize that the actual coding phase begins after defining the acceptance tests. 4. Remember that passing the acceptance test is the ultimate goal of the development process.

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Acceptance Test-Driven Development practice test

Acceptance Test-Driven Development (ATDD) is fundamental to the BDD approach. It involves discussion among the stakeholders (including customers, developers, testers, analysts) to collaboratively define acceptance tests based on user requirements. The acceptance tests define the functional behavior of the system and are written in advance of the system being implemented. These tests are used as the primary means of communication, removing ambiguities and resolving confusions about the intended behavior of the software. ATDD encourages team collaboration and helps to ensure that all functions have been fully understood before development begins.

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