CompTIA Data+ DA0-002 Practice Test & Mock Exam

Practice CompTIA Data+ V2 (CompTIA Data+ DA0-002) in IT Mastery with focused sample pages, topic drills, timed mock exams, detailed explanations, and the current question bank.

Use IT Mastery for interactive web-app practice with mixed sets, timed mocks, topic drills, explanations, and progress tracking across web and mobile. Focused topic pages and the free-practice page preview question style; the web app is the primary practice path.

Practice preview and focused pages

Use this page to start the web app and choose the right public preview before longer mixed practice. For sample exam questions, use the focused topic pages, quick review, and free-practice page in this exam section; the interactive app remains the primary practice path.

  • Focused topic pages: drill focused topics including Data Acquisition and Preparation; Data Analysis; and other domains with explanations.
  • Quick review: High-yield data concepts, analysis, visualization, governance, SQL, traps, and practice guidance.
  • Free practice exam: Try 90 free CompTIA Data+ V2 (CompTIA Data+ DA0-002) questions across the exam domains, with explanations, then continue with IT Mastery practice.

Who DA0-002 is for

  • early-career data analysts and reporting professionals who need a vendor-neutral analytics credential
  • candidates learning how to gather, clean, analyze, visualize, and govern data
  • learners comparing Data+ with Databricks, Snowflake, Oracle SQL, or cloud data-engineering routes

DA0-002 exam snapshot

  • Vendor: CompTIA
  • Official exam name: CompTIA Data+ V2
  • Exam code: DA0-002
  • Launch date shown by CompTIA: October 14, 2025
  • Question count shown by CompTIA: maximum of 90, including multiple-choice and performance-based questions
  • Exam time shown by CompTIA: 90 minutes
  • Passing score shown by CompTIA: 675 on a 100-900 scale
  • Recommended experience shown by CompTIA: 18-24 months in a data analyst or similar job role

Data+ questions usually reward the option that improves data reliability, chooses the right analysis or visual for the audience, and preserves governance controls instead of jumping straight to a tool-specific shortcut.

Topic coverage for DA0-002

DomainWeight
Data concepts and environments20%
Data acquisition and preparation22%
Data analysis24%
Visualization and reporting20%
Data governance14%

Free study resources

Use this IT Mastery page for live practice, topic drills, timed mocks, explanations, and app access.

Data+ analysis workflow map

    flowchart LR
	    A["Business question"] --> B["Acquire data"]
	    B --> C["Clean and validate"]
	    C --> D["Analyze and compare"]
	    D --> E["Visualize findings"]
	    E --> F["Report limits, risks, and next action"]
	    C --> G["Protect privacy and governance"]
	    G --> F

Use the map when a Data+ item asks what to do next. Strong answers preserve the business question, check data quality before analysis, and communicate limits instead of overclaiming what the data proves.

Mini Glossary

  • Data lineage: The record of where data came from, how it changed, and where it was used.
  • Cardinality: The relationship count between tables or fields, such as one-to-one or one-to-many.
  • KPI: A key performance indicator tied to a business objective.
  • Outlier: A value far from the expected pattern that may be valid, erroneous, or worth separate investigation.
  • Normalization: Structuring data to reduce duplication or scaling values to make comparisons more meaningful, depending on context.

CompTIA Data+ V2 DA0-002 practice page

Use IT Mastery for interactive practice with timed mocks, topic drills, explanations, and progress tracking. Focused topic pages and the static diagnostic page preview DA0-002 question style; the related pages below help you compare adjacent IT Mastery data practice options before choosing what to study next.

Use these live IT Mastery pages now

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Snowflake fundamentalsSnowPro Core COF-C02Useful live practice page for warehouse architecture, data loading, security, and performance.
cloud data servicesAWS DEA-C01Good live practice page for managed data services and pipeline decisions.

Practice options

  • Current status: live IT Mastery practice
  • Full practice bank: included for subscribers
  • Best use right now: use IT Mastery for analytics, visualization, governance, and reporting drills; treat the free Data+ diagnostic as a quick public preview of question style.

Official sources

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