Download the certification brochure (Spanish): Click here

Exam Details

• Exam Name: Agile Test Driven Development Certified (ATDDC)
• Exam Format: Multiple choice, online with remote supervision (proctoring)
• Exam Delivery: Safe Exam Browser
• Number of Questions: 60 questions: 70% scenarios / 30% conceptual
• Exam Duration: 90 minutes
• Passing Score: 72% (44 out of 60 correct answers)
• Available Languages: Spanish
• Attempts: Maximum 2 attempts (minimum 15 days between attempts)
• Validity: 3 years · 15 CPD credits per year

Main Subjects

• TDD fundamentals and the agile testing mindset (12%): History and philosophy of TDD; Testing hierarchy; TDD and SOLID.
• The Red-Green-Refactor cycle in depth (22%): AAA pattern; FIRST principles; Inside-out and outside-in.
• Test design and test doubles (18%): Taxonomy of test doubles; Mocking frameworks; Testable code.
• ATDD, BDD and three-way collaboration (18%): Gherkin: Given-When-Then; Three Amigos; Example Mapping.
• Testing legacy code and technical debt (14%): Characterization tests; Seams; Paying down technical debt.
• Testing strategy, CI/CD and metrics (16%): Test pyramid; Mutation testing; Flaky tests and contract testing.

Who is this certification for?

• Agile developers: Who master TDD as a daily discipline.
• Tech leads and architects: Who define the test pyramid and quality gates.
• Testers and QA in agile transition: Who move from manual testing to ATDD and BDD.

Prerequisites

No mandatory prerequisites: no prior experience, training or certification is required to take the exam. Recommended (not mandatory): experience writing code in any language and familiarity with unit testing.