CompTIA Data+ Study Roadmap
Last updated: March 30, 2026
Domain Weight Distribution
Week-by-Week Study Plan
Domain 1: Data Concepts — Data types, Schemas (Star, Snowflake), Warehouses vs Lakes
Domain 1: Data Environments — ETL/ELT, File formats, Integration methods, APIs
Domain 2: Data Mining — Data acquisition, Cleansing, Profiling, Missing values
Domain 2: Data Manipulation — SQL joins, Aggregation, Filtering, Query optimization
Domain 3: Descriptive Statistics — Mean, Median, Mode, Standard deviation, Variance
Domain 3: Inferential Statistics — Hypothesis testing, Regression, Correlation, p-values
Domain 4: Visualization — Chart types, Dashboard design, KPIs, Data storytelling
Domain 4: Reports & Dashboards — Interactive reports, Drill-down, Accessibility, Color theory
Domain 5: Governance & Quality — GDPR, CCPA, Data quality dimensions, MDM, Retention policies
Full Review: Practice tests, SQL exercises, Visualization practice, Exam logistics
Free Resources
Professor Messer, CertMaster Practice
Related Tools
CompTIA Data+ Study Guide
Complete exam objectives and domain breakdown
✅Study Tracker
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💰Cost Calculator
Total cost breakdown and ROI analysis
🧪Practice Quiz
Test your knowledge with free practice questions
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