DA0-002 Data Analysis Practice Question
Which data quality dimension is violated if a customer record has a missing phone number?
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
✓
Completeness
Completeness refers to the extent to which data is not missing.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Consistency
Why it's wrong here
Consistency refers to agreement across sources.
- ✗
Accuracy
Why it's wrong here
Missing data is not about accuracy.
- ✓
Completeness
Why this is correct
Completeness measures missing values.
- ✗
Validity
Why it's wrong here
Validity checks format/range, not presence.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This DA0-002 practice question is part of Courseiva's free CompTIA 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 DA0-002 exam.