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September 25, 2018

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New Microsoft 70-778 Exam Dumps Collection (Question 1 - Question 10)

Q1. 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 Remove Errors. Does this meet the goal?

A. Yes

B. No

Answer: B


Q2. You have an app workspace that contains a dashboard and four reports. All the reports are generated from a single dataset that contains sales data for your company.

The reports display the data configured as shown in the following table.

You need to ensure that the users of the reports can locate the correct report by using natural language queries.

What should you do?

A. From the properties of the dataset, create four Featured Q&A Questions.

B. From the Format settings of the reports, modify the Page Information.

C. From the properties of the dataset, modify the Q&A and Cortana settings.

D. From the properties of the workspace, modify the Language Settings.

Answer: C

Explanation:

References: https://docs.microsoft.com/en-us/power-bi/service-q-and-a-direct-query#limitations-during-public-preview


Q3. You have two tables named CustomerVisits and Date in a Power BI model.

You create a measure to calculate the number of customer visits. You use the measure in the report shown in the exhibit. (Click the Exhibit.)

You discover that the total number of customer visits was 60,000, and that there were only 5,000 customer visits in August.

You need to fix the report to display the correct data for each month. What should you do?

A. Create a relationship between the CustomerVisits table and the Date table.

B. Create a hierarchy in the Date table.

C. Modify the n=measure to use the CALCULATE DAX function.

D. Modify the measure to use the SUM DAX function.

Answer: A

Explanation:

References:

https://docs.microsoft.com/en-us/power-bi/desktop-create-and-manage-relationships https://docs.microsoft.com/en-us/power-bi/desktop-tutorial-create-measures


Q4. 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?

A. Yes

B. No

Answer: B

Explanation:

References: https://docs.microsoft.com/en-us/power-bi/service-admin-administering-power-bi-in-your-organization#how-do-i-remove-power-bi-for-users-that-already-signed-up


Q5. You have a table in Power BI Desktop as shown in the following exhibit.

You pivot the columns as shown in the following exhibit.

You need to resolve the error in row3. The solution must preserve all the data. What should you do?

A. Change the Data Type of the Value column.

B. Select the Score column, and then click Remove Errors.

C. Select the Key column, and then click Remove Duplicates

D. Change the Aggregate Value Function of the pivot.

Answer: D

Explanation:

References: https://docs.microsoft.com/en-us/power-bi/desktop-common-query-tasks


Q6. HOTSPOT

You open powerbi.com as shown in the following exhibit.

Use the drop-down menus to select the answer choice that completes each statement based on the information presented in the graphic.

NOTE: Each correct selection is worth one point.

Answer:

Explanation:

References: https://docs.microsoft.com/en-us/power-bi/service-data-classification


Q7. 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 new column to the Product Subcategory table that uses the following formula.

=if [Subcategory] =null then u201cNAu201d else [Subcategory] Which command should you use in Query Editor?

A. Column From Examples

B. Custom Column

C. Invoke Custom Function

D. Conditional Column

Answer: D

Explanation:

References: http://community.powerbi.com/t5/Desktop/if-then-else/td-p/117999


Q8. You have a power BI model that contains the following tables:

u2711 Assets( AssetsID, AssetName, Purchase_DateID, Value)

u2711 Date( DateID, Date, Month, Week, Year)

The tables have relationship. Date is marked as a date table in the Power BI model. You need to create a measure to calculate the percentage that the total assets value

increased since one year ago. Which DAX formula should you use?

A. (sum(Assets[Value])

u2013CALCULATE(sum(Assets[Value]),SAMEPERIODLASTYEAR(u2018Dateu2019[Date])))/CALCULATE

(sum(Assets[Value]),SAMEPERIODLASTYEAR (u2018Dateu2019 [Date]))

B. CALCULATEx(sum(Assets[Value]) DATESYTD (u2018Dateu2019[Date]))/sum(Assets[Value])

C. sum(Assets[Value])-CALCULATE(sum(Assets[Value]),SAMEPERIODLASTYEAR (u2018Dateu2019 [Date]))

D. CALCULATE(sum(Assets[Value]),SAMEPERIODLASTYEAR (u2018Dateu2019

[Date]))/sum(Assets[Value])

Answer: C

Explanation:

References:

https://msdn.microsoft.com/en-us/library/ee634825.aspx https://docs.microsoft.com/en-us/power-bi/desktop-quickstart-learn-dax-basics https://msdn.microsoft.com/en-us/library/ee634972.aspx


Q9. In the Power BI service, you create an app workplace that contains several dashboards.

You need to provide a user named user1@contoso.com with the ability to edit and publish dashboards.

What should you do?

A. From the app workplace, click Update app, and then configure the Access settings.

B. Share the dashboard, and then modify the Access settings of the dashboard.

C. Configure security for the dataset used by the app.

D. Modify the members of the app workspace.

Answer: D

Explanation:

References: https://docs.microsoft.com/en-us/power-bi/service-manage-app-workspace-in-power-bi-and-office-365


Q10. 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 contains the following tables.

The following columns contain data information:

u2711 Date[Month] in the mmyyyy format

u2711 Date[Date_ID] in the ddmmyyyy format

u2711 Date[Date_name] in the mm/dd/yyyy format

u2711 Monthly_returns[Month_ID] in the mmyyyy format

The Order table contains more than one million rows.

The Store table has relationship to the Monthly_returns table on the Store_ID column. This

is the only relationship between the tables.

You plan to use Power BI desktop to create an analytics solution for the data. End of repeated scenario.

You plan to create a chart that displays total Order [Order_amount] by Store [Name]. You need to modify the model to ensure that you can create the chart.

Which two actions should you perform? Each correct answer presents part of the solution. NOTE: Each correct selection is worth one point.

A. To the Order table, add a column that uses the RELATED(u2018Storeu2019 [Store_ID]) DAX formula.

B. Create a relationship between the Order table and the Store table.

C. To the Order table, add a measure that uses the COUNT (u2018Orderu2019[Order_amount]) DAX formula.

D. To the order table, add a measure that uses the SUM (u2018Orderu2019 [Order_amount]) DAX formula.

Answer: A,D

Explanation:

References:

https://docs.microsoft.com/en-us/power-bi/desktop-tutorial-create-measures https://docs.microsoft.com/en-us/power-bi/desktop-tutorial-create-calculated-columns


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