CompTIA Data+ (DA0-002) Practice Exam
CompTIA Data+ (DA0-002) Practice Exam
About CompTIA Data+ (DA0-002) Exam
CompTIA Data+ is an entry-level, vendor-neutral certification that validates your ability to work across the full data life cycle, from collecting and preparing data to analyzing, visualizing, and governing it in support of real business decisions. It’s designed to demonstrate to employers that you can transform raw data into actionable insights, select the appropriate analytical methods, and communicate results clearly and confidently. This certification reflects the evolving demands of data analytics in modern workplaces.
Target Audience
This certification is a strong fit for:
- Early-career professionals building data analytics expertise
- IT staff, business analysts, and reporting specialists moving into analytics
- Professionals in roles like junior data analyst, operations analyst, or marketing analyst
- Anyone looking to validate data skills without being tied to a particular vendor or tool
- Those aiming to support data-driven decision-making in their team or organization
Skills Required
Before attempting the exam, candidates should be comfortable with:
- Basic understanding of data types, sources, and structures
- Exposure to analytics tools or environments (spreadsheets, BI dashboards, SQL interfaces)
- Fundamental statistical concepts and reasoning
- Working with data sets in preparation and analysis contexts
- Translating business questions into analytical approaches
- Hands-on experience with data reporting or analytics, even at an entry level, is beneficial.
Knowledge Gained
Earning this certification helps you build practical data expertise, including the ability to:
- Understand core data concepts and environments
- Collect, cleanse, and prepare data from diverse sources
- Apply statistical methods to uncover patterns and insights
- Create meaningful visualizations and reports that aid decision-making
- Apply governance, data quality, and compliance practices to analytics
- Use industry-standard tools to support analytical workflows
Exam Format
- Number of Questions: Up to 90 questions
- Duration: 90 minutes
- Question Types: Multiple-choice and performance-based items
- Delivery: Computer-based, proctored exam through approved testing providers
Course Outline
The CompTIA Data+ (DA0-002) Exam covers the following topics -
Domain 1 - Data concepts and environments (20%)
- Explain data concepts: Database types, data structures, file extensions, and data types.
- Identify data sources: Databases, APIs, website data, files, logs and repositories.
- Recognize infrastructure concepts: Cloud, on-premise, storage, and containerization.
- Identify data tools: Coding environments, BI software, and analysis platforms.
- Understand AI concepts: Identify AI models, natural language processing, and robotic automation.
Domain 2 - Data acquisition and preparation (22%)
- Use data acquisition methods: Data integration and queries to gather and combine data.
- Perform data exploration: Find missing values, duplication, redundancy, or outliers.
- Apply data transformation: Cleansing, merging, parsing, and formatting data.
Domain 3 - Data analysis (24%)
- Communicate analysis results: Select methods for different audiences.
- Select statistical methods: Apply basic statistical techniques to data.
- Troubleshoot analysis issues: Use tools and resources to resolve problems.
Domain 4 - Visualization and reporting (20%)
- Create effective visuals: Use charts, maps, tables, and design elements.
- Deliver reports: Provide dashboards or summaries using appropriate methods.
- Validate reporting accuracy: Apply validation and review to solve reporting issues
Domain 5 - Data governance (14%)
- Explain data management practices: Documentation, versioning, and data lineage.
- Summarize compliance requirements: Retention, audits, and regulations.
- Compare privacy and protection strategies: Access control, encryption, and masking.
- Implement quality assurance: Profiling, monitoring, and testing for data quality.
