PMI-ACP · Question #137
PMI-ACP Question #137: Real Exam Question with Answer & Explanation
The correct answer is A: team lacks domain knowledge.. A story becomes difficult or impossible to estimate when the team lacks the domain knowledge needed to understand what the story entails. Without understanding the business domain or technical context, the team cannot gauge complexity or effort. This is distinct from a lack of es
Question
A common reason that a story may not be estimable is that the:
Options
- Ateam lacks domain knowledge.
- Bbusiness needs are prioritized over the system design.
- Cdevelopers do not understand the tasks related to the story.
- Dteam has no experience in estimating.
Explanation
A story becomes difficult or impossible to estimate when the team lacks the domain knowledge needed to understand what the story entails. Without understanding the business domain or technical context, the team cannot gauge complexity or effort. This is distinct from a lack of estimating experience (D) — even experienced estimators cannot estimate what they don't understand. Missing domain knowledge is one of the classic INVEST criteria failure points (the 'E' in INVEST stands for Estimable).
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