1) What is the main purpose of dataflows in Power BI?

2) What is a “Tooltip” in Power BI?

3) Which DAX function is useful for returning values based on a condition?

4) What does the “Cross Report Drillthrough” feature in Power BI enable?

5) What is the primary function of the “Power BI Report Server”?

6) Which Power BI feature allows users to create custom calculated fields within tables?

7) What is the purpose of “Sync Slicers” in Power BI?

8) Which DAX function would you use to return the total count of rows in a table?

9) What is the default interaction between visualizations on a Power BI report page?

10) Which of these is NOT a built-in aggregation option in Power BI?

11) Which data type is not supported in Power BI for calculated columns?

12) In Power BI, what is the main function of the “Transform Data” button?

13) Which Power BI feature is used to restrict user access to specific data based on their role?

14) Which DAX function can be used to return a related value from another table?

15) What is the purpose of the “Decomposition Tree” visual in Power BI?

16) What does the “Merge Queries” feature do in Power BI?

17) Which Power BI feature allows users to view previous versions of a report?

18) In Power BI, which visual is best suited for comparing two categorical values over time?

19) Which DAX function can be used to create running totals?

20) Which DAX function would you use to get the first non-blank value in a column?