DS0-001 Data Querying And Analysis Practice Question
Which TWO of the following are benefits of using a data warehouse?
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
✓
Optimization for complex analytical queries
Data warehouses provide a centralized source of truth and are optimized for complex query performance.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Complete replacement of all source systems
Why it's wrong here
Warehouses usually augment source systems.
- ✓
Optimization for complex analytical queries
Why this is correct
Designed for heavy analytical loads.
- ✓
Centralized data storage
Why this is correct
Creates a single source of truth.
- ✗
Automated AI decision making
Why it's wrong here
Warehouses store data; they don't make decisions.
- ✗
Low cost for real-time transactional updates
Why it's wrong here
Warehouses are not meant for high-frequency writes.
About these practice questions
This DS0-001 question is part of Courseiva's 216-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 CompTIA exam blueprint
This DS0-001 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 DS0-001 exam.