Powerbi Interview Questions Study Guide Questions And Correct Answers

What is a visualization? {Ans: Visualization is a graphical representation of data. We can use visualizations to create reports and dashboards.}What is Package or OneDrive refresh? {Ans: Refresh is about keeping data up to date between the various components. OneDrive synchronizes Power BI desktop or Excel file between the Power BI service and OneDrive. NOTE: Notice how you are simplifying the definition of refresh. Simplicity is the hallmark of mastery.}What's the difference between Power Query and Power Pivot? {Ans: Power Pivot is all about getting and Transforming data. Power Query is all about analyzing data. Power Query is an ETL service tool. Power Pivot is an in- memory data modeling component.}What are relationships in PowerBI? {Ans: As the name suggests, relationships in Power BI are used to define connections or the relation between two or more tables. NOTE: Understanding constraints is paramount to understanding relationships between tables. This is why I'd suggest my SQL course first. Many relational databases will already have table relationships defined.}What are the two primary data stores used in PowerBI? {Ans: 1. Azure Blob Storage: When users upload the data, it gets stored here. 2. Azure SQL Database: All the metadata