Power BI Course Content – From Beginner to Advance by Janani K

Module 1: Introduction to Business Intelligence & Power BI

Topics

• What is Business Intelligence?

• Role of Power BI in Analytics

• Power BI Ecosystem

  • Power BI Desktop

  • Power BI Service

  • Power BI Mobile

• Installing Power BI

• Interface & Navigation

• Power BI Workflow

Practical

✔ Build your first Power BI report

Module 2: Data Sources & Data Loading

Topics

• Connecting to Data Sources

  • Excel

  • CSV

  • SQL Database

  • Web

  • Folder

• Import vs DirectQuery

• Data Refresh & Gateway Concepts

Practical

✔ Import multi-source dataset

Module 3: Power Query – Data Transformation & Cleaning

Topics

• Power Query Interface

• Data Cleaning Techniques

  • Remove duplicates

  • Handle missing values

  • Split & merge columns

  • Change data types

• Data Profiling

• Merge & Append Queries

• Applied Steps & M Code basics

Practical

✔ Clean raw sales dataset

Module 4: Data Modeling & Relationships

Topics

• Fact & Dimension tables

• Star & Snowflake schema

• Creating relationships

• Cardinality & filter direction

• Normalization vs Denormalization

Practical

✔ Build a proper data model

Module 5: DAX (Data Analysis Expressions)

Topics

• Measures vs Calculated Columns

• Basic DAX Functions

• CALCULATE, FILTER, ALL, VALUES

• Time Intelligence Functions

• Logical & Text Functions

• Aggregation Functions

Practical

✔ Create business KPIs using DAX

Module 6: Data Visualization & Report Design

Topics

• Visualization types & use-cases

• Custom visuals

• Formatting & themes

• Tooltips & drillthrough

• Slicers & filters

• Bookmarks & buttons

Practical

✔ Interactive sales dashboard

Module 7: Advanced Analytics in Power BI

Topics

• What-if Parameters

• Forecasting

• Decomposition Tree

• Key Influencers

• AI Visuals

Practical

✔ Advanced insights dashboard

Module 8: Power BI Service & Collaboration

Topics

• Publishing reports

• Workspaces

• Dashboards

• Sharing & permissions

• Scheduled refresh

• Row Level Security (RLS)

Practical

✔ Publish & share business report

Module 9: Performance Optimization & Best Practices

Topics

• Data model optimization

• DAX performance tuning

• Report performance analyzer

• Best practices for scalability

Module 10: Real-World Projects & Capstone

Projects

• Sales Performance Analysis

• HR Analytics Dashboard

• Customer Segmentation Dashboard

• Financial Performance Dashboard