DA0-002 Visualization and Reporting Practice Question
A data analyst is designing a self-service reporting platform for business users. Which TWO practices will help ensure data consistency and trust? (Select TWO.)
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
✓
Implement a single version of truth
A single version of truth ensures everyone uses the same data, and a data dictionary provides clear definitions.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Implement a single version of truth
Why this is correct
Correct. Centralized data ensures consistency.
- ✗
Allow users to create their own data sources
Why it's wrong here
This could lead to inconsistency.
- ✗
Grant row-level security to all users
Why it's wrong here
Security is needed but not directly for data consistency.
- ✗
Remove all data lineage tracking
Why it's wrong here
Lineage is important for trust.
- ✓
Provide a data dictionary for all metrics
Why this is correct
Correct. Definitions help users understand data.
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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.