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Last Updated: Nov 11, 2026
No. of Questions: 398 Questions & Answers with Testing Engine
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CompTIA DA0-001 Practice Q&A's
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In 2026, candidates do not need more content — they need the right content. ActualTestsQuiz filters the noise for the DA0-001 exam down to 398 practice questions with verified answers.
CompTIA DA0-001 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Data Governance, Quality and Controls | 14% | - Data lifecycle management and controls - Data privacy, security, and compliance - Data quality standards and measurement - Data governance frameworks and policies |
| Visualization and Reporting | 23% | - Design principles and best practices - Communicating insights and recommendations - Building dashboards and reports - Selecting appropriate visualizations and charts |
| Data Concepts and Environments | 15% | - Data schemas, dimensions, and attributes - Data types, structures, and formats - Structured, semi-structured, and unstructured data - Data storage systems: databases, data marts, warehouses, data lakes |
| Data Analysis | 23% | - Interpreting results and identifying patterns/anomalies - Statistical methods: correlation, regression, hypothesis testing - Analytical techniques: trend, performance, exploratory, comparative - Descriptive and inferential statistics |
| Data Mining | 25% | - Data transformation, manipulation, and enrichment - Data acquisition and integration methods - Querying and retrieving data - Data profiling, cleansing, and validation |
CompTIA Data+ Certification Exam: Questions Worth Your Time
The CompTIA Data+ Certification exam requires 675 (on a scale of 100–900) to pass, and registration costs $253 USD / £150 GBP / €228 EUR. A failed attempt means paying the same fee again — a readiness check with the ActualTestsQuiz engines before booking is the cheaper option.
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CompTIA recommends these training resources for the CompTIA Data+ Certification exam:
Follow the training with steady self-testing — the 398 practice questions from ActualTestsQuiz help you apply theory and fill any gaps the training leaves.
The DA0-001 exam is a CompTIA certification exam validating the CompTIA Data+ Certification syllabus shown above. It belongs to these credential paths: CompTIA A+, CompTIA Network+, CompTIA Security+. Candidates in 2026 start with ActualTestsQuiz's 398 practice questions, available as a printable PDF, a Windows Desktop Test Engine, and an Online Test Engine — three versions of the same materials.
Recommended: 18–24 months of experience in report/business analysis, exposure to databases and analytical tools, basic statistics knowledge, and data visualization experience; no mandatory prerequisites Since requirements change over time, confirm the latest on the official CompTIA exam page before scheduling.
Three versions of the same study materials: a printable, expert-prepared PDF with free demo download and instant access; a Desktop Test Engine for Windows with customizable simulation and timed modes that works offline; and an Online Test Engine for any browser on Windows, Mac, Android, and iOS with test history and performance review. All 398 practice questions are identical across versions. Every purchase includes 365 days of free updates, a 50% renewal discount afterward, and unlimited computer installations.
The official CompTIA Data+ Certification outline defines 5 domains. The leading three are Visualization and Reporting (23%), Data Mining (25%), and Data Analysis (23%). The full list is in the topics section above, and ActualTestsQuiz's 398 practice questions cover each one.
The CompTIA Data+ Certification exam contains Up to 90 to complete within 90 minutes. Timed simulation in the ActualTestsQuiz Desktop Test Engine teaches that rhythm before exam day does.
Online remote proctored or onsite at Pearson VUE test centers Register for the CompTIA Data+ Certification exam through these official channels:
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CompTIA Data+ Certification Sample Questions:
Which of the following is a best practice when updating a legacy data source?
- A. Keeping only the most recent data
- B. Removing the data source from production
- C. Placing old data in new fields
- D. Creating a codebook to document field changes
Correct Answer: D 🗳️
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Which of the following are reasons to create and maintain a data dictionary? (Choose two.)
- A. To specify user groups for databases
- B. To reduce processing power requirements
- C. To improve data acquisition
- D. To provide continuity through personnel turnover
- E. To remember specifics about data fields
- F. To confine breaches of PHI data
Correct Answer: D,E 🗳️
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Which of the following is an example of PII?
- A. Name
- B. Ethnicity
- C. Gender
- D. Age
Correct Answer: A 🗳️
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Which of the following would be considered non-personally identifiable information?
- A. Telephone number
- B. Customer's name
- C. Government ID number
- D. Cell phone device name
Correct Answer: D 🗳️
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Different people manually type a series of handwritten surveys into an online database. Which of the following issues will MOST likely arise with this data? (Choose two.)
- A. Data accuracy
- B. Data bias
- C. Data constraints
- D. Data manipulation
- E. Data attribute limitations
- F. Data consistency
Correct Answer: A,F 🗳️
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