Data+ Practice Test 2026: Can You Pass DA0-002?

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Quizzes Created: 7097 | Total Attempts: 80,150
| Questions: 20 | Updated: Jul 1, 2026
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1. What is the purpose of data normalization?

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Data+ Practice Test 2026: Can You Pass Da0-002? - Quiz

Test your readiness for the CompTIA Data+ (DA0-002) certification exam. This quiz covers essential data concepts, analytics workflows, governance, and visualization techniques at the college level. Designed for aspiring data professionals, it evaluates your understanding of data quality, pipeline management, and ethical practices needed for real-world success.

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2. Which of the following is a responsibility of a data steward?

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3. In data storytelling, what is the primary objective?

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4. What does 'correlation' measure between two variables?

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5. Which sampling method divides a population into subgroups?

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6. What is the main benefit of using dashboards in data analysis?

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7. Which tool is commonly used for data extraction and transformation?

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8. In a box plot, what does the line inside the box represent?

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9. What does 'ACID' refer to in database transactions?

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10. Which of the following is a common data quality issue?

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11. Which of the following best describes a data pipeline?

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12. Which metric measures how well a model predicts outcomes?

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13. In data quality, what is an 'outlier'?

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14. What does a heat map primarily help visualize?

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15. Which of these is an example of unstructured data?

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16. ETL stands for which of the following?

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17. What is a key characteristic of structured data?

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18. Which visualization type is best for showing parts of a whole?

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19. In data analysis, what does 'cardinality' refer to?

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20. What is the primary goal of data governance?

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What is the purpose of data normalization?
Which of the following is a responsibility of a data steward?
In data storytelling, what is the primary objective?
What does 'correlation' measure between two variables?
Which sampling method divides a population into subgroups?
What is the main benefit of using dashboards in data analysis?
Which tool is commonly used for data extraction and transformation?
In a box plot, what does the line inside the box represent?
What does 'ACID' refer to in database transactions?
Which of the following is a common data quality issue?
Which of the following best describes a data pipeline?
Which metric measures how well a model predicts outcomes?
In data quality, what is an 'outlier'?
What does a heat map primarily help visualize?
Which of these is an example of unstructured data?
ETL stands for which of the following?
What is a key characteristic of structured data?
Which visualization type is best for showing parts of a whole?
In data analysis, what does 'cardinality' refer to?
What is the primary goal of data governance?
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