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Power BI Interview questions with Answers

Here are some interview questions related to Power BI:

Basic Power BI Concepts:

  • What is Power BI, and how does it differ from other business intelligence tools?
  • Explain the components of Power BI (Power Query, Power Pivot, Power View, Power Map, Power Q&A).
  • What is the Power BI Desktop and how is it different from the Power BI service?

Power BI Data Modeling:

  • What is data modeling in Power BI, and why is it important?
  • Explain the difference between a calculated column and a measure.
  • How do relationships work in Power BI, and what types of relationships are supported?

Power BI Data Transformation:

  • How does Power Query help in data transformation? Provide some examples.
  • What is the M language in Power Query, and when would you use it?

Power BI Visualization:

  • Describe some common types of visualizations in Power BI.
  • Explain the use of slicers and filters in Power BI reports.
  • How can you create a custom hierarchy in Power BI?

DAX (Data Analysis Expressions):

  • What is DAX, and why is it important in Power BI?
  • Differentiate between calculated columns and measures in DAX.
  • Provide an example of using the CALCULATE function in DAX.

Power BI Dashboards and Reports:

  • How do you create a dashboard in Power BI?
  • Explain the difference between a dashboard and a report.
  • What are some best practices for designing effective Power BI reports?

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Power BI Service:

  • How does Power BI service complement Power BI Desktop?
  • Describe the process of sharing a Power BI report with others.
  • What is the Power BI gateway, and when is it necessary?

Data Refresh:

  • What is data refresh in Power BI, and why is it important?
  • Explain the options available for scheduling data refresh in Power BI.

Power BI Security:

  • How can you secure sensitive data in Power BI reports?
  • Explain row-level security in Power BI.

Integration and Extensibility:

  • How can Power BI be integrated with other Microsoft products, such as Excel and SharePoint?
  • What is the Power BI REST API, and how can it be used?

Power BI Licensing:

  • Explain the different Power BI licensing options.
  • What are the limitations of Power BI Free compared to Power BI Pro?

These questions cover a range of topics and should give you a good starting point for preparing for a Power BI interview. Depending on the specific role and company, you might encounter additional questions tailored to the job requirements.

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