Power BI Exam Online with Certification

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1 Hr

Mid - Level

1K+ Certified

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Special Offer

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Power BI Exam

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1) Which visual is best for displaying the proportion of values as parts of a whole?

A) Bar Chart

B) Pie Chart

C) Line Chart

D) Scatter Plot

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2) Which type of data model is recommended for a Power BI project?

A) Both A and B

B) Star Schema

C) Relational Model

D) Snowflake Schema

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3) What type of relationships can be created between tables in Power BI?

A) One-to-Many

B) One-to-One

C) All of the above

D) Many-to-Many

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4) In Power BI, what does the term "Cross-filtering" refer to?

A) Filtering data across multiple datasets

B) Automatically filtering data based on time

C) Filtering data based on user input

D) The effect of filtering one visual that filters others

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5) What is "Data Gateway" used for in Power BI?

A) Real-time data entry

B) Managing DAX queries

C) Scheduling report refreshes

D) Connecting on-premises data sources to Power BI Service

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6) What is the default field used for sorting in Power BI?

A) ID Column

B) Name

C) Value

D) Column Header

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7) What is the purpose of "Dataflows" in Power BI?

A) To merge datasets within Power BI Desktop

B) To refresh data automatically

C) To clean and transform data in the Power Query Editor

D) To create reusable ETL processes in the cloud

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8) Which tool is used to visualize data relationships in Power BI?

A) Model View

B) Report View

C) Data View

D) Power Query Editor

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9) Which visualization is most suitable for analyzing part-to-whole relationships in Power BI?

A) Scatter Plot

B) Line Chart

C) Pie Chart

D) Histogram

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10) Which tool is used to visualize data relationships in Power BI?

A) Report View

B) Power Query Editor

C) Model View

D) Data View

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11) What does a "Waterfall Chart" in Power BI show?

A) Data distribution over time

B) Relationships between datasets

C) Hierarchical data structure

D) Cumulative changes in a measure over a category

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12) What is the purpose of "Themes" in Power BI?

A) To build calculated columns

B) To apply consistent formatting across a report

C) To integrate with external APIs

D) To create relationships between tables

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13) What is the key difference between Import Mode and DirectQuery in Power BI?

A) Import Mode supports real-time updates, while DirectQuery does not

B) DirectQuery queries the source in real-time, while Import Mode loads data into memory

C) DirectQuery is faster than Import Mode

D) Import Mode connects to cloud sources only

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14) Which data type is not supported in Power BI?

A) General

B) Decimal Number

C) Double

D) Binary type

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15) Which of the following is a data transformation feature in Power BI?

A) Data visualization

B) Data modeling

C) Data exploration

D) Data cleansing

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16) Which type of join is NOT supported in Power BI's data model relationships?

A) Left Outer Join

B) Inner Join

C) Many-to-Many Join

D) Cross Join

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17) What does the Power BI "Sync Slicers" feature do?

A) Allows the same slicer to filter data across multiple pages

B) Automatically creates slicers

C) Links slicers to other visualizations

D) Synchronizes slicer settings across multiple reports

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18) Which DAX function returns the rank of a value in a column?

A) ROW_NUMBER

B) RANKX

C) RANK

D) INDEX

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19) What does the Power BI "Drillthrough" feature allow you to do?

A) Drill into data from different sources

B) Automatically refresh data

C) Create detailed reports from high-level summaries

D) Drill down into lower levels of a hierarchy

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20) Which of the following is a way to create a calculated column in Power BI?

A) Using Python programming language

B) Using JavaScript programming language

C) Using SQL query language

D) Using DAX formula language

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21) What is Power BI Dataflow used for?

A) Sharing reports

B) Connecting to external data sources

C) Storing data

D) Transforming, cleaning, and enriching data

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22) Which format is required for custom visuals in Power BI?

A) .pbirpt

B) .pbit

C) .pbix

D) .pbiviz

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23) What does "Append Queries" do in Power Query?

A) Splits tables into subsets

B) Combines tables by columns

C) Combines tables by rows

D) Merges unrelated tables

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24) What does the "Transform Data" button do in Power BI Desktop?

A) Opens the Power Query Editor

B) Merges multiple datasets

C) Converts visualizations to tables

D) Creates measures in the model

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25) Which visualization can display data distribution along a continuous range?

A) Histogram

B) Tree Map

C) Area Chart

D) Bar Chart

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26) What type of Power BI connection mode should be used for real-time data updates?

A) Composite

B) Live Connection

C) DirectQuery

D) Import

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27) Which type of filter cannot be applied at the report level in Power BI?

A) Page Level

B) Report Level

C) Visual Level

D) Column Level

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28) Which of the following features in Power BI allows creating a report from multiple data sources?

A) Data Modeling

B) Data Aggregation

C) Data Relationships

D) Data Merge

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29) Which visual is ideal for comparing two measures side by side?

A) Tree Map

B) Bar Chart

C) Area Chart

D) Combo Chart

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30) Which type of chart would you use to visualize trends over time?

A) Tree Map

B) Scatter Plot

C) Pie Chart

D) Line Chart

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31) Which tool in Power BI Desktop can clean and transform raw data?

A) Data Modeling

B) Power Query Editor

C) DAX Editor

D) Field Parameters

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32) What is the main advantage of paginated reports in Power BI?

A) Detailed table-based reporting for printing

B) Interactive visuals

C) Real-time data visualization

D) AI-powered analytics

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33) Which tool in Power BI Service is used for sharing reports?

A) Workspaces

B) Report Builder

C) Power Query Editor

D) Dashboards

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34) Which visual is most effective for showing cumulative totals?

A) Area Chart

B) Line Chart

C) Stacked Column Chart

D) Funnel Chart

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35) What is the purpose of "Edit Interactions" in Power BI?

A) To connect with external data sources

B) To manage relationships between tables

C) To design user roles for row-level security

D) To control how visuals affect one another

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36) What type of data storage does Power BI primarily use?

A) Data warehouse

B) Relational databases

C) In-memory storage (VertiPaq)

D) Both b and c

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37) Which of the following is NOT a valid DAX function?

A) CONCATENATE

B) PATHLENGTH

C) GETDATE

D) LOOKUPVALUE

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38) Which of the following is an example of a Power BI visualization that supports hierarchical data?

A) Waterfall Chart

B) Tree Map

C) Pie Chart

D) Funnel Chart

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39) Which data modeling relationship setting in Power BI enforces referential integrity?

A) Single Direction

B) Cross-filtering

C) Many-to-Many

D) Cardinality

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40) What is the default cardinality of relationships in Power BI?

A) One-to-Many

B) Cross Join

C) One-to-One

D) Many-to-Many

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41) What is the "Q&A" feature in Power BI used for?

A) Manually filter data

B) Answer user queries using natural language processing

C) Create roles for row-level security

D) Generate custom visualizations automatically

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42) What is Power BI used for?

A) Data preparation

B) All of the above

C) Data visualization

D) Data modeling

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43) Which option in Power BI is used to track the usage of reports?

A) Usage Metrics

B) Admin Portal

C) Report Server

D) Data Gateways

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44) Which visualization can be used to show correlation between two numerical variables?

A) Scatter Plot

B) Line Chart

C) Area Chart

D) Bar Chart

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45) What does "Composite Models" in Power BI allow you to do?

A) Combine Import and DirectQuery modes in a single model

B) Merge multiple tables into one

C) Use multiple visualizations in a single report

D) Combine Power BI and Excel data models

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46) Which Power BI tool is used for creating reports and dashboards?

A) Power BI Report Server

B) Power BI Desktop

C) Power BI Service

D) Power BI Mobile

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47) Which language is used for writing Power BI measures and calculations?

A) R

B) SQL

C) DAX

D) Python

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48) Which programming language is used to create custom visuals in Power BI?

A) Python

B) C#

C) R

D) Java

49 / 50

49) Which of the following is a way to filter data in Power BI?

A) Histogram

B) Slicer

C) Line chart

D) Scatter plot

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50) What does the "Performance Analyzer" tool in Power BI help with?

A) Monitoring real-time data refreshes

B) Data model optimization

C) Identifying slow visuals and optimizing them

D) Analyzing relationship performance

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Benefits of Enrolling in Power BI Exam

➤ Recognition for Power BI skills.
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Target Audience

➤ Students and beginners looking to enhance their Power BI skills.
➤ Professionals seeking to validate their Power BI expertise for career advancement.
➤ Developers wanting to demonstrate their proficiency in Power BI for job opportunities.
➤ Freelancers who need to showcase their Power BI capabilities to potential clients.
➤ Anyone interested in improving their Power BI knowledge for personal or professional growth.

Course Objectives

➤ Can understand the basics concepts and principles
➤ Can identify areas for improvement in your Power BI skills
➤ Earn a recognized assessment of your Power BI expertise
➤ Can identify and fix common errors
➤ Earn a completion certificate