Power BI 101 is an introduction to Power BI, a popular business analytics service provided by Microsoft. It is used to visualize data and share insights across an organization, making data-driven decisions easier and more accessible. Here are some key points to get you started with Power BI:

1. What is Power BI? Power BI is a suite of business analytics tools that allows users to connect to various data sources, transform raw data into meaningful insights, build interactive reports and dashboards, and share them with others. It enables data visualization and self-service business intelligence, making it easier for users to explore and analyze data on their own.

2. Components of Power BI:

   • Power BI Desktop: This is a Windows application used to create reports and dashboards. It provides a robust set of data modeling and visualization tools.
   • Power BI Service (Power BI Online): This is a cloud-based platform where you can publish, share, and collaborate on reports and dashboards created in Power BI Desktop.
   • Power BI Mobile: Mobile apps are available for iOS and Android devices, allowing you to access your reports and dashboards on the go.
   • Power BI Report Server: This is an on-premises solution for hosting and managing Power BI reports within an organization’s infrastructure.

3. Data Transformation and Modeling: In Power BI Desktop, you can perform data cleaning, shaping, and transformation using the Power Query Editor. This allows you to prepare your data for analysis. Additionally, you can create relationships between different data tables to build a unified data model.

4. Data Visualization: Power BI provides a variety of data visualization options such as charts, graphs, tables, maps, and more. You can create interactive and dynamic visuals to gain insights from your data.

5. Measures and DAX: Measures are calculations performed on your data, like sum, average, or count. DAX (Data Analysis Expressions) is the formula language used in Power BI to create these measures and perform more advanced calculations.

6. Report and Dashboard Creation: Using Power BI Desktop, you can design reports and dashboards by dragging and dropping visual elements onto the canvas. Arrange the visuals in a meaningful way to present insights effectively.

7. Publishing and Sharing: Once you have created your report or dashboard in Power BI Desktop, you can publish it to the Power BI Service. From there, you can share it with others in your organization, control access, and collaborate on the same report simultaneously.

8. Power BI Service Features: The Power BI Service offers additional features like data refresh, natural language queries, Q&A, exporting data, setting up alerts, embedding reports in websites or applications, and more.

9. Learning Resources: To learn more about Power BI, you can explore Microsoft’s official documentation, participate in online courses or tutorials, and join Power BI communities to interact with other users and experts.