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Free 70-778: Analyzing and Visualizing Data with Microsoft Power BI Exam Questions and Answers
Last updated: February 18, 2025
Examtopics 70-778: Analyzing and Visualizing Data with Microsoft Power BI Prepaway Real Exam Questions and dumps free download
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1610-70-778: Analyzing and Visualizing Data with Microsoft Power BI
#Question
What is a potential advantage of using Azure Analysis Services with Power BI?
A.
Improves report aesthetics
B.
Simplifies data management
C.
Decreases data processing speed
D.
Reduces data security
Correct Answer:
B
Using Azure Analysis Services with Power BI supports better data management and enables more complex analytics solutions for users.
#Question
How does Power BI support data-driven decisions in organizations?
A.
By reducing analytics
B.
By limiting data access
C.
By improving visualization consistency
D.
By enhancing reports
Correct Answer:
D
Power BI enhances reports with analytics to provide organizations with the insights necessary for informed, data-driven decisions.
#Question
When might you consider embedding a Power BI report into a web application?
A.
For broader access
B.
For sharing with a few users
C.
For better aesthetics
D.
For data privacy
Correct Answer:
A
Embedding a Power BI report into a web application is ideal for providing broader access to key insights and analytics within an organization.
#Question
What type of visualization would be ineffective when showing a trend over time?
A.
Pie Chart
B.
Area Chart
C.
Column Chart
D.
Line Chart
Correct Answer:
A
Pie charts are ineffective for displaying trends over time as they show part-to-whole relationships rather than continuous changes.
#Question
How can you verify data accuracy when importing new datasets into Power BI?
A.
Merge tables
B.
Ignore data quality
C.
Use data profiling
D.
Extend data files
Correct Answer:
C
Data profiling allows users to verify the accuracy and quality of new datasets being imported into Power BI, ensuring data reliability.
#Question
What is the benefit of using a data model in Power BI?
A.
Increases redundancy
B.
Simplifies data storage
C.
Limits user engagement
D.
Facilitates analytics
Correct Answer:
D
A data model in Power BI facilitates analytics by establishing clear connections between datasets and enabling complex calculations and reporting.
#Question
When creating visuals, how can users ensure the data displayed is relevant and current?
A.
Set automatic refresh
B.
Use static connections
C.
Ignore data updates
D.
Refresh manually
Correct Answer:
A
Setting automatic refreshes ensures that data displayed in visuals is relevant and current at all times in Power BI reports.
1610-70-778: Analyzing and Visualizing Data with Microsoft Power BI
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