PL-300 Power BI Certification: Practice Exam Prep (2026)

About this course

Are you preparing for the PL-300 Microsoft Power BI Data Analyst certification exam?This course provides 240 realistic practice questions across 5 full-length tests, designed to simulate the actual PL-300 exam experience and help you identify exactly where you need to improve before exam day.The PL-300 exam tests your ability to prepare and model data, create and format reports, and apply security and governance in Power BI. Every question in this course is aligned with the official Microsoft exam domains:• Prepare the Data (25–30%) – Power Query, M language, connectivity modes, data transformation, data profiling• Model the Data (25–30%) – DAX measures and calculated columns, time intelligence, relationships, hierarchies, composite models• Visualize and Analyze the Data (25–30%) – Visuals, report design, drill-through, bookmarks, AI features, performance optimization• Manage and Secure Power BI (15–20%) – RLS, OLS, workspace roles, endorsement, deployment pipelines, gatewaysWhat makes this course different:-  240 questions covering all 4 exam domains-  Every answer includes a detailed explanation of WHY it is correct — and why the other options are wrong-  Questions reflect real exam difficulty and scenario-based thinking-  Covers key Power BI topics: DAX (CALCULATE, SUMX, USERELATIONSHIP, RANKX), Power Query M, storage modes (Import, DirectQuery, Dual, Live Connection), incremental refresh, Composite models, Power BI Embedded, XMLA endpoints, and more-  5 independent tests — take them in any order, retake them as many times as you needWhether you are a data analyst, business intelligence developer, or IT professional, this course gives you the practice you need to approach the PL-300 exam with confidence.