Power BI 70-778 - Exam Review Questions with Complete Solutions
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Course
Power BI 70-778 -
Institution
Power BI 70-778 -
Power BI 70-778 - Exam Review
Questions with Complete Solutions
How can you schedule a data refresh in Power BI Service?
By setting up a scheduled refresh in the dataset settings.
What does a "relationship" in Power BI define?
The connection between tables based on common fields.
What...
Power BI 70-778 - Exam Review
Questions with Complete Solutions
How can you schedule a data refresh in Power BI Service?
✔✔ By setting up a scheduled refresh in the dataset settings.
What does a "relationship" in Power BI define?
✔✔ The connection between tables based on common fields.
What is the advantage of using a slicer in a report?
✔✔ It allows users to filter data interactively.
What kind of data can be imported into Power BI?
✔✔ Data from Excel, SQL Server, and various online sources.
How does Power BI handle data security for dashboards?
✔✔ By applying row-level security to restrict data access.
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,What is the purpose of the "Drill Down" feature in Power BI?
✔✔ To explore deeper levels of data within a visual.
What can you use the Power BI "Q&A" feature for?
✔✔ To ask natural language questions and generate visuals.
What does the “Refresh” button in Power BI Desktop do?
✔✔ It updates reports with the latest data from the data source.
How can you optimize a Power BI report for performance?
✔✔ By reducing the number of visuals and using aggregations.
What is a measure in Power BI?
✔✔ A DAX formula used to perform calculations on your data.
What is the use of the "Append Queries" option in Power Query?
✔✔ To combine rows from two or more tables into a single query.
2
, How can you share your Power BI reports with others?
✔✔ By publishing them to the Power BI Service.
What is the function of "Conditional Formatting" in Power BI?
✔✔ To change the appearance of visuals based on data values.
Why would you use the "Merge Queries" feature?
✔✔ To combine data from two tables based on a related field.
What is a calculated column in Power BI?
✔✔ A column created using DAX expressions to add data to your tables.
How can you limit data access to specific users in Power BI?
✔✔ By using row-level security to restrict data visibility.
What is the purpose of the "Bookmarks" feature in Power BI?
✔✔ To save report states for easy navigation.
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