Top 100 Power BI Interview Questions and Answers (2022)
Here are some frequently asked Power BI interview questions for freshers as well as
experienced candidates to get the right job.
1. What is BI?
Business intelligence is a technology-driven method. It helps you to analyze data and to provide
actionable information which helps corporate executives, business managers, and other users
to take decisive business decisions.
2. What is a Power BI?
Power BI is a Business Intelligence and Data Visualization tool which helps you to convert data
from the various data source into interactive dashboards and BI reports. It provides multiple
software connectors and services.
3. Why use Power BI?
Here are four primary reasons for using Power BI tool:
Pre-built dashboards and reports for SaaS Solutions.
Power BI allows real-time dashboard updates.
Offers Secure and reliable connection to your data sources in the cloud or on-premises
Power BI offers fast deployment, hybrid configuration, and secure environment.
Helps you in data exploration using natural language query
4. What are the important components of Power BI?
Important components of Power BI are: 1) Data Integration, 2) Data Processing, and 3) Data
Presentation
5. What is Dax Function?
It is a formula expression language called (DAX) that can be used with various visualization
tools like Power BI. It is also known as a functional language, where the full code is kept inside
a function.
6. What are the data types of Dax?
Data types of Dax are: 1) Numeric, 2) Boolean, 3) DateTime, 4) String, and 5) Decimal.
7. What are the essential applications of the Power BI?
Power BI is mainly used by:
PMO – Project Management Office
Business & Data Analyst
Developer & Database Administrator
IT Team, IT Professional
, Consumer for End User Report
Data Scientist
8. What are the drawbacks of using Power BI?
Here, are the main drawbacks of Power BI:
Dashboards and reports only shared with users having identical email domains.
Power Bl does not mix imported data, which is accessed from real-time connections.
Power BI can’t accept file size larger than 1 GB.
Dashboard does not accept or pass user, account, or other entity parameters.
9. Name out three important Power BI tools
Three important power BI tool are:
Power BI Desktop—It is used for desktop computers
Power BI service—It is an online software as a service tool
Mobile Power BI apps—They are used for iOS and Android devices.
10. What are the important components of the Power BI toolkit, and what do they do?
Power Query: It allows you to discover, access, and consolidate information from different
sources.
Power Pivot: A modeling tool.
Power View: It is a presentation tool for creating charts, tables, and more.
Power Map: Helps you to create geospatial representations of your data.
Power Q&A: Allows you to use natural language to get answers to questions.
11. What types of data types are available in Power BI?
Important Data sources used in Power BI Desktop are:
All
File
Database
Power BI
Azure
Online Services
Other
12. What is grouping? How can you use it?
Power BI Desktop allows you to group the data into small chunks. For grouping, you should use
Ctrl + click to select multiple elements in the visual. Right-click one of those elements which
appear in groups window.
13. Explain the term responsive slicers.
On a report page, you can easily resize a responsive slicer to various sizes and shapes, and the
data contained in it should be rearranged according to it. In case if the visual becomes too small
to be useful, an icon representing the visual ability to take its place, thus saving the space on
the report page.
14. Define the term ‘M language.”
Here are some frequently asked Power BI interview questions for freshers as well as
experienced candidates to get the right job.
1. What is BI?
Business intelligence is a technology-driven method. It helps you to analyze data and to provide
actionable information which helps corporate executives, business managers, and other users
to take decisive business decisions.
2. What is a Power BI?
Power BI is a Business Intelligence and Data Visualization tool which helps you to convert data
from the various data source into interactive dashboards and BI reports. It provides multiple
software connectors and services.
3. Why use Power BI?
Here are four primary reasons for using Power BI tool:
Pre-built dashboards and reports for SaaS Solutions.
Power BI allows real-time dashboard updates.
Offers Secure and reliable connection to your data sources in the cloud or on-premises
Power BI offers fast deployment, hybrid configuration, and secure environment.
Helps you in data exploration using natural language query
4. What are the important components of Power BI?
Important components of Power BI are: 1) Data Integration, 2) Data Processing, and 3) Data
Presentation
5. What is Dax Function?
It is a formula expression language called (DAX) that can be used with various visualization
tools like Power BI. It is also known as a functional language, where the full code is kept inside
a function.
6. What are the data types of Dax?
Data types of Dax are: 1) Numeric, 2) Boolean, 3) DateTime, 4) String, and 5) Decimal.
7. What are the essential applications of the Power BI?
Power BI is mainly used by:
PMO – Project Management Office
Business & Data Analyst
Developer & Database Administrator
IT Team, IT Professional
, Consumer for End User Report
Data Scientist
8. What are the drawbacks of using Power BI?
Here, are the main drawbacks of Power BI:
Dashboards and reports only shared with users having identical email domains.
Power Bl does not mix imported data, which is accessed from real-time connections.
Power BI can’t accept file size larger than 1 GB.
Dashboard does not accept or pass user, account, or other entity parameters.
9. Name out three important Power BI tools
Three important power BI tool are:
Power BI Desktop—It is used for desktop computers
Power BI service—It is an online software as a service tool
Mobile Power BI apps—They are used for iOS and Android devices.
10. What are the important components of the Power BI toolkit, and what do they do?
Power Query: It allows you to discover, access, and consolidate information from different
sources.
Power Pivot: A modeling tool.
Power View: It is a presentation tool for creating charts, tables, and more.
Power Map: Helps you to create geospatial representations of your data.
Power Q&A: Allows you to use natural language to get answers to questions.
11. What types of data types are available in Power BI?
Important Data sources used in Power BI Desktop are:
All
File
Database
Power BI
Azure
Online Services
Other
12. What is grouping? How can you use it?
Power BI Desktop allows you to group the data into small chunks. For grouping, you should use
Ctrl + click to select multiple elements in the visual. Right-click one of those elements which
appear in groups window.
13. Explain the term responsive slicers.
On a report page, you can easily resize a responsive slicer to various sizes and shapes, and the
data contained in it should be rearranged according to it. In case if the visual becomes too small
to be useful, an icon representing the visual ability to take its place, thus saving the space on
the report page.
14. Define the term ‘M language.”
