DAF Foundations OF Lean Practice Question
A team discovers that their cycle time is highly variable. What is the most likely culprit from a Lean perspective?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Lack of process standardization.
Process variation is often caused by lack of standardization or unpredictable interruptions.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Having a very small backlog.
Why it's wrong here
Small backlogs typically improve flow.
- ✓
Lack of process standardization.
Why this is correct
Standardized work is required to reduce variation and improve predictability.
- ✗
The use of an electronic board.
Why it's wrong here
Tools support flow, they don't typically cause variability.
- ✗
Too many team members.
Why it's wrong here
Team size doesn't necessarily cause cycle time variation.
About these practice questions
This DAF question is part of Courseiva's 211-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official PMI exam blueprint
This DAF practice question is part of Courseiva's free PMI certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the DAF exam.