CompTIA Data+
Unlimited CompTIA Data+ (DA0-001) practice exam retakes, each drawn fresh from a question pool weighted by the official exam domains — covering data concepts, mining, analysis, visualization, and governance/quality/controls.
Exam mode Default
90-minute timer, flag for review and a review screen before you submit — just like test day.
Practice mode
See the correct answer, the exam domain and a full explanation after every question.
What you get
- A 407-question pool — every attempt draws 66 fresh questions weighted by the official exam domains
- Unlimited retakes, lifetime access
- Score report by exam domain, with your score trend over time
- Answer review with explanations and reference links
- Original, blueprint-aligned questions — never exam dumps
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Exam domains
Every attempt draws questions in these official proportions. Open a domain to see the subtopics it covers.
Data Concepts and Environments20%
- Basic concepts of data schemas and dimensions
- Compare and contrast different data types
- Common data structures and file formats
Data Mining22%
- Data acquisition concepts
- Common reasons for cleansing and profiling datasets
- Execute data manipulation techniques
- Techniques for data manipulation and query optimization
Data Analysis24%
- Apply the appropriate descriptive statistical methods
- Purpose of inferential statistical methods
- Types of analysis and key analysis techniques
- Common data analytics tools
Visualization20%
- Translate business requirements to form a report
- Design components for reports and dashboards
- Methods for dashboard development
- Apply the appropriate type of visualization
- Compare and contrast types of reports
Data Governance, Quality, and Controls14%
- Important data governance concepts
- Apply data quality control concepts
- Master data management (MDM) concepts
References
- Official exam page:comptia.org
- Official study guide:comptiacdn.azureedge.net (PDF)
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