Microsoft Analyzing and Visualizing Data with Power BI - 070-778 Exam Practice Test
Note: This question is a part of a series of questions that present the same scenario. For your convenience, the scenario is repeated in each question. Each question presents a different goal and answer choices, but the text of the scenario is exactly the same in each question in this series.
Start of repeated scenario
You have a Microsoft SQL Server database that has the tables shown in the Database Diagram exhibit. (Click the Exhibit.)
You plan to develop a Power BI model as shown in the Power BI Model exhibit. (Click the Exhibit).
You plan to use Power BI to import data from 2013 to 2015.
Product Subcategory [Subcategory] contains NULL values.
End of repeated scenario.
You implement the Power BI model.
You need to add a measure to rank total sales by product. The results must appear as shown in the following table.
Which DAX formula should you use?
Start of repeated scenario
You have a Microsoft SQL Server database that has the tables shown in the Database Diagram exhibit. (Click the Exhibit.)
You plan to develop a Power BI model as shown in the Power BI Model exhibit. (Click the Exhibit).
You plan to use Power BI to import data from 2013 to 2015.
Product Subcategory [Subcategory] contains NULL values.
End of repeated scenario.
You implement the Power BI model.
You need to add a measure to rank total sales by product. The results must appear as shown in the following table.
Which DAX formula should you use?
Correct Answer: D
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Explanation: Only visible for Fast2test members. You can sign-up / login (it's free).
You have the following tables.
You need to create a new table that displays the top 10 customers by the total of SalesAmount.
How should you complete the DAX formula? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.
You need to create a new table that displays the top 10 customers by the total of SalesAmount.
How should you complete the DAX formula? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.
Correct Answer:
Explanation
References: https://msdn.microsoft.com/en-us/library/gg492198.aspx
You have three Power BI Desktop projects named Reportl.pbix, Report2.pbix, and Report3.pbix that have the following characteristics:
* Report1.pbix contains a custom visualization.
* Report2.pbix implements row-level security.
* Report3.pbix connects to a Microsoft SQL Server database by using DirectQuery.
Which reports support Publish to Web, and which reports can be published to Power BI Report Server? To answer, drag the appropriate reports to the correct targets. Each report may be used once, more than once, or not at all. You may need to drag the split bar between panes or scroll to view content.
NOTE: Each correct selection is worth one point.
* Report1.pbix contains a custom visualization.
* Report2.pbix implements row-level security.
* Report3.pbix connects to a Microsoft SQL Server database by using DirectQuery.
Which reports support Publish to Web, and which reports can be published to Power BI Report Server? To answer, drag the appropriate reports to the correct targets. Each report may be used once, more than once, or not at all. You may need to drag the split bar between panes or scroll to view content.
NOTE: Each correct selection is worth one point.
Correct Answer:
Explanation
References:
https://docs.microsoft.com/en-us/power-bi/service-publish-to-web#custom-visuals
Note: This question is a part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution.
After you answer a question in this section, you will NOT be able to return to it. As a result, these questions will not appear in the review screen.
You have a query for a table named Sales. Sales has a column named CustomerID. The Data type of CustomerID is Whole Number.
You refresh the data and find several errors. You discover that new entries in the Sales table contain nonnumeric values.
You need to ensure that nonnumeric values in the CustomerID column are set to 0.
Solution: From Query Editor, select the CustomerID column and click Replace Values...
Does this meet the goal?
After you answer a question in this section, you will NOT be able to return to it. As a result, these questions will not appear in the review screen.
You have a query for a table named Sales. Sales has a column named CustomerID. The Data type of CustomerID is Whole Number.
You refresh the data and find several errors. You discover that new entries in the Sales table contain nonnumeric values.
You need to ensure that nonnumeric values in the CustomerID column are set to 0.
Solution: From Query Editor, select the CustomerID column and click Replace Values...
Does this meet the goal?
Correct Answer: A
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Explanation: Only visible for Fast2test members. You can sign-up / login (it's free).
Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution.
After you answer a question in this section, you will NOT be able to return to it. As a result, these questions will not appear in the review screen.
You have a Microsoft Excel workbook that is saved to Microsoft SharePoint Online. The workbook contains several Power View sheets.
You need to recreate the Power View sheets as reports in the Power Bl service.
Solution: Copy the workbook to Microsoft OneDrive for Business. From Excel, click Publish to Power Bl, and then click Upload Does this meet the goal?
After you answer a question in this section, you will NOT be able to return to it. As a result, these questions will not appear in the review screen.
You have a Microsoft Excel workbook that is saved to Microsoft SharePoint Online. The workbook contains several Power View sheets.
You need to recreate the Power View sheets as reports in the Power Bl service.
Solution: Copy the workbook to Microsoft OneDrive for Business. From Excel, click Publish to Power Bl, and then click Upload Does this meet the goal?
Correct Answer: A
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You are configuring the relationships between the following tables.
A customer can have multiple accounts. An account can only be associated to one customer. Each account is associated to only one insurance policy.
You need to configure the relationships between the tables to ensure that you can create a report displaying customers and their associated insurance policies.
How should you configure each relationship? To answer, drag the appropriate cardinalities to the correct relationships. Each value may be used once, more than once, or not at all. You may need to drag the split bar between panes or scroll to view content.
NOTE: Each correct selection is worth one point.
A customer can have multiple accounts. An account can only be associated to one customer. Each account is associated to only one insurance policy.
You need to configure the relationships between the tables to ensure that you can create a report displaying customers and their associated insurance policies.
How should you configure each relationship? To answer, drag the appropriate cardinalities to the correct relationships. Each value may be used once, more than once, or not at all. You may need to drag the split bar between panes or scroll to view content.
NOTE: Each correct selection is worth one point.
Correct Answer:
Explanation
References:
https://docs.microsoft.com/en-us/power-bi/desktop-create-and-manage-relationships
Note: This question is a part of a series of questions that present the same scenario. For your convenience, the scenario is repeated in each question. Each question presents a different goal and answer choices, but the text of the scenario is exactly the same in each question in this series.
Start of repeated scenario
You have a Microsoft SQL Server database that has the tables shown in the Database Diagram exhibit. (Click the Exhibit.)
You plan to develop a Power BI model as shown in the Power BI Model exhibit. (Click the Exhibit).
You plan to use Power BI to import data from 2013 to 2015.
Product Subcategory [Subcategory] contains NULL values.
End of repeated scenario.
You implement the Power BI model.
You need to edit the Product Category table query to match the desired Power BI model.
How should you complete the advanced query? To answer, drag the appropriate values to the correct targets.
Each value may be used once, more than once, or not at all.
You may need to frag the split bar between panes or scroll to view content.
NOTE: Each correct selection is worth one point.
Start of repeated scenario
You have a Microsoft SQL Server database that has the tables shown in the Database Diagram exhibit. (Click the Exhibit.)
You plan to develop a Power BI model as shown in the Power BI Model exhibit. (Click the Exhibit).
You plan to use Power BI to import data from 2013 to 2015.
Product Subcategory [Subcategory] contains NULL values.
End of repeated scenario.
You implement the Power BI model.
You need to edit the Product Category table query to match the desired Power BI model.
How should you complete the advanced query? To answer, drag the appropriate values to the correct targets.
Each value may be used once, more than once, or not at all.
You may need to frag the split bar between panes or scroll to view content.
NOTE: Each correct selection is worth one point.
Correct Answer:
Explanation
References:
https://msdn.microsoft.com/en-us/library/mt260776.aspx
https://msdn.microsoft.com/en-us/library/mt260808.aspx
Note: This question is a part of a series of questions that present the same scenario. For your convenience, the scenario is repeated in each question. Each question presents a different goal and answer choices, but the text of the scenario is exactly the same in each question in this series.
Start of repeated scenario
You have a Microsoft SQL Server database that has the tables shown in the Database Diagram exhibit. (Click the Exhibit.)
You plan to develop a Power BI model as shown in the Power BI Model exhibit. (Click the Exhibit).
You plan to use Power BI to import data from 2013 to 2015.
Product Subcategory [Subcategory] contains NULL values.
End of repeated scenario.
You implement the Power BI model.
You add another table named Territory to the model. A sample of the data is shown in the following table.
You need to create a relationship between the Territory table and the Sales table.
Which function should you use in the query for Territory before you create the relationship?
Start of repeated scenario
You have a Microsoft SQL Server database that has the tables shown in the Database Diagram exhibit. (Click the Exhibit.)
You plan to develop a Power BI model as shown in the Power BI Model exhibit. (Click the Exhibit).
You plan to use Power BI to import data from 2013 to 2015.
Product Subcategory [Subcategory] contains NULL values.
End of repeated scenario.
You implement the Power BI model.
You add another table named Territory to the model. A sample of the data is shown in the following table.
You need to create a relationship between the Territory table and the Sales table.
Which function should you use in the query for Territory before you create the relationship?
Correct Answer: C
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Explanation: Only visible for Fast2test members. You can sign-up / login (it's free).
You have a Power BI model for sales data. You create a measure to calculate the year-to-date sales.
You need to compare the year-to-date sales with the previous year for the same time period.
Which DAX function should you use?
You need to compare the year-to-date sales with the previous year for the same time period.
Which DAX function should you use?
Correct Answer: D
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Explanation: Only visible for Fast2test members. You can sign-up / login (it's free).
You are creating a Power BI Desktop report that has several bar charts and a date slicer.
You need to create a slide show that can be viewed from the Power BI service. Each slide must display the charts filtered for a different year.
What should you do before you publish the report?
You need to create a slide show that can be viewed from the Power BI service. Each slide must display the charts filtered for a different year.
What should you do before you publish the report?
Correct Answer: B
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Explanation: Only visible for Fast2test members. You can sign-up / login (it's free).
Your company has a custom line-of-business application named SalesApp.
The developers of SalesApp want to push data into the Power BI service to create several visualizations.
You need to ensure that the developers can push the data from SalesApp to the Power BI service.
What should you do?
The developers of SalesApp want to push data into the Power BI service to create several visualizations.
You need to ensure that the developers can push the data from SalesApp to the Power BI service.
What should you do?
Correct Answer: D
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Explanation: Only visible for Fast2test members. You can sign-up / login (it's free).
Note: This question is a part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution.
After you answer a question in this section, you will NOT be able to return to it. As a result, these questions will not appear in the review screen.
Your company has 1,000 users in a Microsoft Office 365 subscription.
A Power BI administrator named Admin1 creates 20 dashboards and shares them with 50 users.
You discover that a use name User1 can access all the dashboards.
You need to prevent User1 from accessing all the dashboards.
Solution: From the properties of each dashboard, you modify the Share settings.
Does this meet the goal?
After you answer a question in this section, you will NOT be able to return to it. As a result, these questions will not appear in the review screen.
Your company has 1,000 users in a Microsoft Office 365 subscription.
A Power BI administrator named Admin1 creates 20 dashboards and shares them with 50 users.
You discover that a use name User1 can access all the dashboards.
You need to prevent User1 from accessing all the dashboards.
Solution: From the properties of each dashboard, you modify the Share settings.
Does this meet the goal?
Correct Answer: A
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Explanation: Only visible for Fast2test members. You can sign-up / login (it's free).
You have a Power BI model that contains the following two tables:
* Sales(Sales_ID, sales_date, sales_amount, CustomerID)
* Customer(CustomerID, First_name, Last_name)
There is a relationship between Sales and Customer.
You need to create a measure to rank the customers based on their total sales amount.
Which DAX formula should you use?
* Sales(Sales_ID, sales_date, sales_amount, CustomerID)
* Customer(CustomerID, First_name, Last_name)
There is a relationship between Sales and Customer.
You need to create a measure to rank the customers based on their total sales amount.
Which DAX formula should you use?
Correct Answer: A
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Explanation: Only visible for Fast2test members. You can sign-up / login (it's free).
You use Power BI Desktop to create a visualization for a Microsoft SQL Server data source.
You need to ensure that you can use R visualization.
Which two actions should you perform? Each correct answer presents part of the solution.
NOTE: Each correct selection is worth one point.
You need to ensure that you can use R visualization.
Which two actions should you perform? Each correct answer presents part of the solution.
NOTE: Each correct selection is worth one point.
Correct Answer: B
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Explanation: Only visible for Fast2test members. You can sign-up / login (it's free).