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6. Clean, Transform, and Load Data in Power BI e

URL

Multi-select

Lesson 2: Prepare Data for Analysis with PowerBI

Multi-select 1

Question

Revisit

Start date

October 6, 2025

Status

Done

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1. Introduction

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2. Shape the Initial Data

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3. Simplify the Data Structure

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4. Evaluate and Change Column Data Types

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5. Combine Multiple Tables into a Single Table

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6. Profile Data in Power BI

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7. Other Data Cleaning Techniques in Power Query

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7. Use Advanced Editor to Modify M code

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8. Exercise - Load data in Power BI Desktop

9. PRACTICE QUESTIONS AND ANSWERS

Test your mastery of data cleaning, transformation, and loading concepts with these PL-300 exam standard questions.

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Question 1: Promoting Headers and Column Identification

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Question 2: Pivot vs Unpivot Operations

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Question 3: Append vs Merge Queries

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Question 4: Data Type Detection and Correction

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Question 5: Column Profiling and Data Quality Analysis

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Question 6: M Code and Advanced Editor

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