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Microsoft Power BI guide

PL-300 Power BI Data Analyst: What It Covers and How to Prepare

PL-300 is Microsoft’s Power BI data analyst certification. It is not a general Microsoft fundamentals exam. It is a role-based exam for people who need to prepare data, model data, build reports, analyze trends, and manage Power BI securely enough to create real business value.

Intermediate Power BI PL-300 practice test Last reviewed: June 9, 2026

The PL-300 practice page is also where dotCreds keeps the full-bank unlock and PDF options for longer review sessions.

Exam snapshot

  • Level: Intermediate
  • Best for: Power BI analysts and reporting-heavy data roles
  • Main tools: Power Query, DAX, semantic models, visuals, workspaces
  • Good next click: PL-300 practice test

Quick answer

Choose PL-300 when your real goal is Power BI work, not just Microsoft fundamentals. If dashboards, relationships, DAX, report design, refresh, and permissions are the job, PL-300 is the exam.

Exam snapshot

This is the short version when you need to decide whether PL-300 is your lane or just adjacent to it.

Who it fits

Analysts and builders who use Power BI to turn data into reports, models, dashboards, and decision support for business stakeholders.

What it is not

It is not a broad beginner exam. It is deeper than PL-900 and more reporting-focused than DP-900.

Highest-yield prep

Power Query cleanup, DAX, relationships, report usability, accessibility, workspaces, refresh, permissions, and security.

Who PL-300 is for

Microsoft frames this certification around delivering actionable insights, building easy-to-understand visuals, and enabling self-service analytics. That usually means analysts, BI developers, analytics engineers who touch Power BI, and technically strong business users who own dashboards and reporting outcomes.

What PL-300 tests

PL-300 covers the end-to-end Power BI workflow: get the data, shape it, model it, report on it, and keep it usable and secure.

Practice PL-300 free on dotCreds
Use the free daily set first, then go deeper only if you need more volume.

The PL-300 practice page gives you the free daily questions, then the full-bank unlock and PDF options on the same page.

PL-300 exam domains

These are the current official weights and the practical prep angle for each one.

DomainWeightWhat to practice
Prepare the data25–30%Credentials, privacy levels, DirectLake versus DirectQuery versus Import, parameters, cleanup, import errors, merge and append, fact and dimension shaping.
Model the data25–30%Relationships, cardinality, cross-filter direction, date tables, calculated columns, calculated tables, and DAX measures.
Visualize and analyze the data25–30%Visual choice, report formatting, slicers, filtering, bookmarks, tooltips, drillthrough, accessibility, mobile design, refresh, AI visuals, and trend analysis.
Manage and secure Power BI15–20%Workspaces, semantic models, row-level security, sensitivity considerations, deployment, sharing, and governed access.
Skills you should know before PL-300

Power Query and DAX matter enough that Microsoft calls them out directly. You do not need to be perfect before you start, but you should expect PL-300 to feel much easier when Power Query cleanup and basic DAX measures stop feeling foreign.

PL-300 vs DP-900

DP-900 is cloud data fundamentals. PL-300 is Power BI analyst execution. Choose DP-900 when you still need the Azure data concepts layer. Choose PL-300 when your real question is how to build and manage good Power BI reporting work.

PL-300 vs PL-900

PL-900 introduces the Power Platform broadly. PL-300 goes much deeper into Power BI itself. If you mainly want low-code business apps and automation awareness, PL-900 is the lighter on-ramp. If Power BI is the job target, PL-300 is the better fit.

What to practice before PL-300
Related Microsoft guides
FAQ

Is PL-300 good for getting into data analytics?

Yes, if your work target is Power BI and stakeholder-facing reporting. It is a stronger fit for that path than a broad fundamentals exam.

Do I need DP-900 before PL-300?

No. DP-900 can help, but it is not required. If Power BI is the main goal, PL-300 can be the more direct move.

Is PL-300 mostly DAX?

No. DAX is important, but so are Power Query, model design, visuals, usability, refresh, permissions, and security.

Is PL-300 harder than PL-900?

Usually yes. PL-900 is a broader fundamentals exam. PL-300 expects deeper Power BI execution skill.

What should I practice for PL-300?

Practice transformations, relationships, DAX measures, report usability, accessibility, workspaces, refresh behavior, and security.

What should I know before starting?

Be ready to spend real time with Power Query and DAX, because Microsoft explicitly calls out both in the audience profile and skills overview.

Sources
Trademark notice

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