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Real CompTIA DA0-001 practice exam questions for easy pass!
Last Updated: Oct 16, 2026
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CompTIA DA0-001 Practice Q&A's
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CompTIA DA0-001 Exam Syllabus Topics:
| Topic | Details |
|---|---|
Data Concepts and Environments - 15% | |
| Identify basic concepts of data schemas and dimensions. | - Databases
- Data mart/data warehousing/data lake
- Schema concepts
- Slowly changing dimensions
|
| Compare and contrast different data types. | - Date - Numeric - Alphanumeric - Currency - Text - Discrete vs. continuous - Categorical/dimension - Images - Audio - Video |
| Compare and contrast common data structures and file formats. | - Structures
- Data file formats
|
Data Mining - 25% | |
| Explain data acquisition concepts. | - Integration
- Data collection methods
|
| Identify common reasons for cleansing and profiling datasets. | - Duplicate data - Redundant data - Missing values - Invalid data - Non-parametric data - Data outliers - Specification mismatch - Data type validation |
| Given a scenario, execute data manipulation techniques. | - Recoding data
- Derived variables |
| Explain common techniques for data manipulation and query optimization. | - Data manipulation
- Query optimization
|
Data Analysis - 23% | |
| Given a scenario, apply the appropriate descriptive statistical methods. | - Measures of central tendency Mean Median Mode - Measures of dispersion
- Frequencies/percentages |
| Explain the purpose of inferential statistical methods. | - t-tests - Z-score - p-values - Chi-squared - Hypothesis testing
- Simple linear regression |
| Summarize types of analysis and key analysis techniques. | - Process to determine type of analysis
- Type of analysis
|
| Identify common data analytics tools. | - Structured Query Language (SQL) - Python - Microsoft Excel - R - Rapid mining - IBM Cognos - IBM SPSS Modeler - IBM SPSS - SAS - Tableau - Power BI - Qlik - MicroStrategy - BusinessObjects - Apex - Dataroma - Domo - AWS QuickSight - Stata - Minitab |
Visualization - 23% | |
| Given a scenario, translate business requirements to form a report. | - Data content - Filtering - Views - Date range - Frequency - Audience for report
|
| Given a scenario, use appropriate design components for reports and dashboards. | - Report cover page
- Design elements
- Documentation elements
|
| Given a scenario, use appropriate methods for dashboard development. | - Dashboard considerations
- Development process
Delivery considerations
|
| Given a scenario, apply the appropriate type of visualization. | - Line chart - Pie chart - Bubble chart - Scatter plot - Bar chart - Histogram - Waterfall - Heat map - Geographic map - Tree map - Stacked chart - Infographic - Word cloud |
| Compare and contrast types of reports. | - Static vs. dynamic reports
- Ad-hoc/one-time report
- Tactical/research report |
Data Governance, Quality, and Controls - 14% | |
| Summarize important data governance concepts. | - Access requirements
- Security requirements
- Storage environment requirements
- Use requirements
- Entity relationship requirements
- Data classification
- Jurisdiction requirements
- Data breach reporting
|
| Given a scenario, apply data quality control concepts. | - Circumstances to check for quality
- Automated validation
- Data quality dimensions
- Data quality rule and metrics
- Methods to validate quality
|
| Explain master data management (MDM) concepts. | - Processes
- Circumstances for MDM
|
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Passing Score, Duration & Questions For The CompTIA DA0-001 Exam
- Exam Length: 90 questions
- Time Duration: 90 minutes
- The passing score: 675 (on scale of 100-900)
- Languages: English
- Format: Multiple choice and performance-based
What Do You Know About The Need For CompTIA DA0-001 Exam
CompTIA Data+ is the industry's standard for preparing for entry-level IT jobs. CompTIA Data+ validates that you have the skills needed to succeed in a technical career, and the certification can help you advance your career. CompTIA DA0-001 exam dumps will help your to make you career.
If you are interested in careers as a systems administrator, network engineer or software developer, this exam can help you show potential employers you have the necessary technical knowledge and skills.
The CompTIA Data+ certification covers topics such as storage networks, desktop support services, operating systems and more. It also includes a section on cloud computing, which helps prepare candidates for future job roles that may require them to use cloud-based technologies.
Reference: https://www.comptia.org/training/books/data-da0-001-study-guide
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Understanding CompTIA DA0-001 Exam Topics
Analyzing complex datasets while adhering to governance and quality standards throughout the entire data life cycle
Applying basic statistical methods
Mining data
Visualizing and reporting data
Manipulating data
CompTIA Data+ Certification Sample Questions:
Given the following athlete workout data (with inconsistent units or formats for time/distance), which of the following best describes the data quality issue?
- A. Invalid data
- B. Data outlier
- C. Data inconsistency
- D. Duplicate data
Correct Answer: C 🗳️
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A data analyst needs to present the results of an online marketing campaign to the marketing manager. The manager wants to see the most important KPIs and measure the return on marketing investment. Which of the following should the data analyst use to BEST communicate this information to the manager?
- A. A sell-service dashboard that allows the manager to look at the company's annual budget performance
- B. A summary with statistics, conclusions, and recommendations from the data analyst
- C. A real-time monitor that allows the manager to view performance the day the campaign was launched
- D. A spreadsheet of the raw data from all marketing campaigns and channels
Correct Answer: B 🗳️
Explanation: Only visible for itPass4sure members. You can sign-up / login (it's free).
Which of the following would be the best way to identify multicollinear attributes in a data set?
- A. Two-sample f-test
- B. Chi-squared test
- C. Two-way ANOVA
- D. Correlation coefficient
Correct Answer: D 🗳️
Explanation: Only visible for itPass4sure members. You can sign-up / login (it's free).
An analyst is designing a dashboard to determine which site has the highest percentage of new customers. The analyst must choose an appropriate chart to include in the dashboard. The following data is available:
Which of the following types of charts should be considered to best display the data?
- A. Include a pie chart using the site and percentage of new custorners data.
- B. Include a line chart using the site and the percentage of new customers data.
- C. Include a bar chart using the site and the percentage of new customers data.
- D. Include a scatter chart using the site and the percent of new customers data.
Correct Answer: C 🗳️
Explanation: Only visible for itPass4sure members. You can sign-up / login (it's free).
Which of the following is an example of discrete data?
- A. The number of employees at a company
- B. The amount of rain that falls in a storm
- C. The power consumption in a building
- D. The temperature at a weather station
Correct Answer: A 🗳️
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