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Microsoft Power BI Data Analyst Questions 136–140 (page: 29)

Updated On: 10-Feb-2026

DRAG DROP (Drag and Drop is not supported)
You use Power Query Editor to import three tables named Customers, Address, and Country.
In the source system, not every customer has a related address, but every address has a related country.
You need to merge all the tables into a single query. The solution must optimize query refresh performance.
Which type of join should you use for each merge operation? To answer, drag the appropriate join types to the correct operations. Each join type may be used once, more than once, or not at all. You may need to drag the split bar between panes or scroll to view content.
NOTE: Each correct selection is worth one point.

  1. See Explanation section for answer.

Answer(s): A

Explanation:



You have a Power BI semantic model that contains four queries named Query 1, Query2. Query3, and Query4.
Query1 loads customer data into the model and is referenced by the other three queries.
You discover that data refresh for the model is slow.
You need to improve the data refresh time. The solution must minimize costs.
What should you do?

  1. Run the Table.buffer function in Query1.
  2. Duplicate Query1 to all the other queries.
  3. Reconfigure Query1 as a dataflow entity.
  4. From the Power BI Admin portal, increase the Capacity settings.

Answer(s): C



HOTSPOT (Drag and Drop is not supported)
You have an organization dimension named DimOrganizations.
You have four related tables as shown in the following exhibit.
Use the drop-down menus to select the answer choice that completes each statement based on the information presented in the graphic.
NOTE: Each correct selection is worth one point.

  1. See Explanation section for answer.

Answer(s): A

Explanation:



HOTSPOT (Drag and Drop is not supported)
You have a Power BI semantic model that contains a table named Opportunity.
The Opportunity table contains a column named Qualification. The Qualification column contains values between 0 and 1.
You need to build a new measure to score the opportunities on a scale of low. medium, and high.
How should you complete the DAX formula? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.

  1. See Explanation section for answer.

Answer(s): A

Explanation:



You have a Power BI semantic model that connects to a streaming data source. The data source is updated frequently.
You need to create a Power BI report that meets the following requirements:
• Supports real-time analytics
• Minimizes performance impact on the data source
• Displays the most recent data without performing a data refresh
Which connectivity mode should you use for the dataset?

  1. DirectQuery mode
  2. import mode
  3. LiveConnect mode
  4. push mode

Answer(s): A



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