Question 100
A second team wants an Azure Boards integration to react to pull request updates without repeatedly querying all repositories. Which unsupported assumption should the engineer challenge FIRST?
Explanation
Correct Answer
Receiving a webhook is not proof that an event was authentic or processed exactly once. This is the relevant unsupported assumption because event-driven collaboration integrations require authenticity, reliable delivery and duplicate-safe processing.
Incorrect Answers
This caution is valid in design and implement appropriate metrics and queries for devops, but it is not the failure assumption illustrated by this scenario. The directly relevant risk is: Receiving a webhook is not proof that an event was authentic or processed exactly once.
This caution is valid in design and implement traceability and flow of work, but it is not the failure assumption illustrated by this scenario. The directly relevant risk is: Receiving a webhook is not proof that an event was authentic or processed exactly once.
This caution is valid in design and implement appropriate metrics and queries for devops, but it is not the failure assumption illustrated by this scenario. The directly relevant risk is: Receiving a webhook is not proof that an event was authentic or processed exactly once.






Designing and Implementing Microsoft DevOps Solutions (AZ-400) Practice Tests