Power BI Online Test

Test real-world Power BI skills that matter in a world with AI. Protected by AI proctoring.

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About the test

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

Easy
5 min
mca
Public
Power BI
Quick Measures

As an entry-level financial analyst, your manager asked you to analyze the prices of a new stock and make a buy-sell recommendation. Daily price trends seems to fluctuate as can be seen below:

Trendline for prices.

You need to create a new measure which will create a rolling average for 7-day periods, as below, because an increasing trend in a rolling average may signal an increase in the price of the stock.

Trendline with rolling average

How should you configure the quick measure, shown below, for the rolling average for the last 7 days?

Quick Measure Configuration

Easy
5 min
fill
Public
Power BI
DAX

​A business owner needs a Power BI report which shows the projected quantity for each item. The "quantity" column is in the "items" table.

Fill in the blank of the following DAX expression for a new column that will compute the projected quantity, which is the current quantity plus 12%: 

Projected Quantity = ______________ * 1.12

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Sunshine Caprio

Java and SQL
TestDome
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16 more premium Power BI questions

Query Join, Sale Discount, Modifying Profit, Profit Chart, Regional Report, Daily Profit, Sales Share, Agent Performance, Marketing Performance Report, Grocery Sales, Book Sales, Net Adds, Average Sales, Sales per Product, Device Purchases, Beverage Sales.

Skills and topics tested

  • Power BI
  • Power Query
  • DAX
  • Chart Configuration
  • Drilldown
  • Slicer
  • Interactive Dashboards
  • Video
  • Bug Fixing
  • Row-Level Security
  • Data Aggregation
  • Data Modeling
  • Data Cleaning
  • Matrix Visualization
  • Performance Tuning

For job roles

  • Data Analyst
  • Power BI Analyst
  • Power BI Developer

Sample candidate report

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What others say

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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

Product reviews

G2 - Crowd Badge
G2 - High Performer - Winter (2025)
Capterra - 4.5 Stars
Capterra - Ease of Use (2025)

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