Power BI Online Test
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The Power BI online test assesses knowledge of creating reports using Power BI.
The assessment includes work-sample tasks such as:
- Using DAX to create reports.
- Transforming and preparing data with Power Queries.
- Configuring charts to summarize and visualize data.
A good Power BI developer needs to know how to correctly configure charts and use Power Query to clean the data, as well as use DAX to create advanced reports.
Sample public questions
Sales team has asked you to create a Power BI report which shows the following bar chart:
Select all the things that need to be done to create the chart above.
A Power BI report has a measure declared as:
Profit percentage = SUM(financials[Profit]) / CALCULATE(SUM(financials[Profit]), ALL(financials))
Select all the true statements if the "Profit percentage" is used as a value in a bar chart where Country is the axis.
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13 more premium Power BI questions
Query Join, Sale Discount, Modifying Profit, Profit Chart, Average Sales, Regional Report, Net Adds, Grocery Sales, Sales per Product, Beverage Sales, Book Sales, Device Purchases, Marketing Performance Report.
Skills and topics tested
- Power BI
- Power Query
- DAX
- Chart Configuration
- Drilldown
- Slicer
- Data Cleaning
- Data Aggregation
- Matrix Visualization
- Data Modeling
- Performance Tuning
- Bug Fixing
- Row-Level Security
For job roles
- Data Analyst
- Power BI Analyst
- Power BI Developer
Sample candidate report
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What others say
Simple, straight-forward technical testing
TestDome is simple, provides a reasonable (though not extensive) battery of tests to choose from, and doesn't take the candidate an inordinate amount of time. It also simulates working pressure with the time limits.
Jan Opperman, Grindrod Bank
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