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PL-300 Real Exam Questions

Microsoft Power BI Data Analyst. Everything you need to prepare, practice, and pass.

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Certification Overview

PL-300 tests your ability to extract and clean data using Power Query, design normalized data models with appropriate relationships and DAX calculations, and create user-friendly reports that perform efficiently. The exam emphasizes the complete workflow from raw data source to production report, with heavy focus on Power Query for transformation, DAX for analytics logic, and Power BI Service for governance and deployment.

What This Certification Proves

PL-300 validates your expertise in preparing, modeling, and visualizing data using Microsoft Power BI—proving you can transform raw data into actionable business intelligence. This certification is essential for aspiring data analysts and BI professionals looking to establish credibility in the Power BI ecosystem, which is increasingly critical as organizations prioritize self-service analytics.

Who Should Take This Exam

Business intelligence professionals, data analysts with 1-2 years of experience, Excel power users transitioning to Power BI, and IT professionals supporting BI initiatives. Best suited for those with foundational data analysis knowledge but new to Power BI specifically.

Topic Breakdown

5 domains covering 176 questions

DomainQuestionsWeight
Visualize And Analyze The Data5531%
Prepare The Data5028%
Manage And Secure Power Bi3319%
Model The Data3218%
Deploy And Maintain Assets63%

Study Plans

Choose a study plan that matches your schedule and experience level

30 Days

Intensive Sprint

Week 1-2

  • Master fundamentals: Visualize And Analyze The Data
  • Read Microsoft official documentation
  • Complete 12 questions daily

Week 3

  • Deep dive: Prepare The Data
  • Review weak areas from results
  • Take 2 full-length exams

Week 4

  • Review all flagged questions
  • Timed exams to build stamina
  • Final revision of key concepts

60 Days

Balanced Approach

Week 1-2

  • Survey all exam domains
  • Set up study environment
  • Begin with foundational topics

Week 3-4

  • Focus: Visualize And Analyze The Data
  • Focus: Prepare The Data
  • 6 questions daily

Week 5-6

  • Focus: Manage And Secure Power Bi
  • Hands-on labs if applicable
  • Review explanations for wrong answers

Week 7-8

  • Complete all 339 questions
  • Identify and eliminate weak areas
  • Take 3 full-length timed tests

90 Days

Comprehensive Study

Month 1

  • Learn all exam domains at a comfortable pace
  • Build strong foundational knowledge
  • 4 questions daily

Month 2

  • Deep dive into each domain
  • Hands-on practice and labs
  • Take weekly timed exams

Month 3

  • Work through all 339 questions
  • Identify and eliminate weak areas
  • Take 3 full-length timed exams

PL-300-Specific Tips

  • Master Power Query and data transformation workflows—this is the foundation; spend 30% of study time here since it directly impacts data quality
  • Build hands-on DAX formulas early; theoretical knowledge isn't enough—create measures and calculated columns across multiple practice scenarios
  • Focus on understanding relationships and data modeling best practices (star schema, fact/dimension tables)—poor models cause cascading failures in reports
  • Learn the differences between Import, DirectQuery, and Composite modes thoroughly; exam questions frequently test when to use each
  • Practice report design with performance in mind—know how filters, slicers, and hierarchies impact query performance on large datasets
  • Spend time in Power BI Service features (workspaces, sharing, RLS, refresh schedules)—the exam covers deployment and security beyond just Desktop
  • Work through the provided 341 practice questions in domain order, focusing heavily on Prepare and Model domains (these underpin visualization)

Relevant Career Roles

Business Intelligence AnalystPower BI DeveloperData Analyst (Power BI Specialist)Analytics EngineerBusiness Systems Analyst

Sample Questions

Try 5 free questions from the PL-300 question bank

Q1

You have a Microsoft 365 subscription that contains the resources shown in the following table. You create a new dashboard that uses row-level security (RLS) filters. You define a new role named Consultants. To which resource can you assign the Consultants role?

Q2

You import two Microsoft Excel tables named Customer and Address into Power Query. Customer contains the following columns: - Customer ID - Customer Name - Phone - Email Address - Address ID Address contains the following columns: - Address ID - Address Line 1 - Address Line 2 - City - State/Region - Country - Postal Code Each Customer ID represents a unique customer in the Customer table. Each Address ID represents a unique address in the Address table. You need to create a query that has one row per customer. Each row must contain City, State/Region, and Country for each customer. What should you do?

Q3

You have a PBIX file that contains sensitive information. You need to secure the information to meet the following requirements: - Only internal users must be able to open the file if the file is shared via email. - Once the file is published, only internal users must be able to open the semantic model and the report downloaded from the Power BI service. What should you do?

Q4

You have a Power Bl workspace named Workspace1 that contains a dataset named DS1 and a report named RPT1. A user wants to create a report by using the data In DS1 and publish the report to another workspace. You need to provide the user with the appropriate access. The solution must minimize the number of access permissions granted to the user. What should you do?

Q5Manage and secure Power BI

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution. After you answer a question in this scenario, you will NOT be able to return to it. As a result, these questions will not appear in the review screen. You have several reports and dashboards in a workspace. You need to grant all organizational users read access to a dashboard and several reports. Solution: You publish an app to the entire organization. Does this meet the goal?

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