CompTIA Data+ Exam: DA0-002 Exam

"CompTIA Data+ Exam", also known as DA0-002 exam, is a CompTIA Certification. With the complete collection of questions and answers, Pass4sureCert has assembled to take you through 206 Q&As to your DA0-002 Exam preparation. In the DA0-002 exam resources, you will cover every field and category in CompTIA Data+ Certification helping to ready you for your successful CompTIA Certification.

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  • Exam Code: DA0-002
  • Exam Name: CompTIA Data+ Exam
  • Certification Provider: CompTIA
  • Corresponding Certification: CompTIA Data+
  • Updated: Oct 26, 2026
  • No. of Questions: 206 Questions & Answers with Testing Engine
  • Download Limit: Unlimited

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CompTIA DA0-002 Exam Syllabus Topics:

TopicDetails
Topic 1
  • Data Analysis: This section of the exam measures skills of a Reporting Analyst and includes foundational knowledge of statistical methods such as averages, variances, and standard deviation. It covers how to use data to find patterns, track performance, and make predictions. This domain also introduces hypothesis testing, regression, correlation, and different types of analysis like exploratory and trend analysis. Candidates should also be aware of common tools used for analysis, including Excel, SQL, Python, R, and popular BI platforms like Tableau and Power BI.
Topic 2
  • 5.0 Data Governance, Quality, and Controls
Topic 3
  • This section of the exam measures skills of a Data Governance Associate and introduces principles for keeping data secure, accurate, and compliant. It covers access controls, encryption, classification of sensitive data like PII and PHI, and legal requirements tied to data use. Candidates must know how to apply quality checks, validate data, and manage master data effectively. It also addresses best practices for maintaining integrity through data dictionaries, audits, and standardisation processes.
Topic 4
  • Data Mining: This section of the exam measures skills of a Business Intelligence Analyst and covers how data is collected, cleaned, and prepared for analysis. It explains methods like ETL and ELT for data integration, as well as web scraping, API use, and survey data collection. Candidates are expected to identify issues like missing or duplicated data and apply techniques like filtering, sorting, merging, and normalizing. The section also touches on query optimization strategies to improve data handling efficiency.
Topic 5
  • Visualization: This section of the exam measures skills of a Data Visualisation Specialist and focuses on turning raw data into clear, visual insights. It teaches how to match visual formats like bar charts, heat maps, and line graphs to specific audiences and needs. Candidates must understand how to create dashboards and reports using proper design elements such as labels, layout, branding, and colour schemes. This section also includes best practices for dashboard development and delivery through various platforms and user access levels.

Reference: https://www.comptia.org/en-us/certifications/data/v2/

CompTIA Data+ Sample Questions:

A data analyst's code is failing when the analyst attempts a large batch upload to a cloud database. The analyst checks the following:
- The database key is correct and embedded in the code.
- All classes and objects have been defined and called.
- The coding format in a text editor ensures syntax uniformity.
- Built-in and user-defined exceptions are responding appropriately.
- Print statements correctly identify the line where an error occurs.
- Online coding forums do not contain similar issues with resolutions.
Which of the following is the most appropriate next step to continue troubleshooting?

  • A. Asking a senior engineer for peer review of the code
  • B. Converting the code to a different language
  • C. Scheduling a team meeting and getting help from the entire group
  • D. Developing a new code for this process
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

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A data analyst needs to create a combined report that includes information from the following two tables:

Which of the following query methods should the analyst use for this task?

  • A. Group
  • B. Nested
  • C. Union
  • D. Join
Reveal Solution  Discussion  0

Correct Answer: C  🗳️

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A grocery store wants to view the revenue from the previous year, highlighting individual departments. Which of the following is the most appropriate chart to communicate this information?

  • A. Pie
  • B. Area
  • C. Gantt
  • D. Line
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

Explanation: Only visible for Pass4sureCert members. You can sign-up / login (it's free).

A data analyst needs to join together a table data source and a web API data source using Python. Which of the following is the best way to accomplish this task?

  • A. Convert the data from the API and database to a JSON format and convert them to pandas DataFrames that are then merged together.
  • B. Convert the data from the API and database to a TXT format and convert them to pandas DataFrames that are then merged together.
  • C. Convert the data from the API and database to a string format and convert them to pandas DataFrames that are then merged together.
  • D. Convert the data from the API and database to a varchar format and convert them to pandas DataFrames that are then merged together.
Reveal Solution  Discussion  0

Correct Answer: A  🗳️

Explanation: Only visible for Pass4sureCert members. You can sign-up / login (it's free).

Which of the following AI types is the best option for time-series forecasting?

  • A. Generative AI
  • B. Foundational models
  • C. Robotic process automation
  • D. Natural language processing
Reveal Solution  Discussion  0

Correct Answer: B  🗳️

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