Microsoft 70-778 Free Practice Questions

Q1. 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?

A. Product Ranking= RANKX (Product, [SalesAmount], , DESC, Skip)

B. Product Ranking= RANKX (ALL, (u2021Productu2021), [SalesAmount], , DESC, Dense)

C. Product Ranking= RANKX (ALL, (u2021Productu2021), [SalesAmount], , DESC, Skip)

D. Product Ranking= RANKX (ALL (u2021Productu2021), [SalesAmount], , Asc, Dense

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Q2. HOTSPOT

You have a Power BI model that has the following tables:

u2711 Sales (Order_id, Order_Date, Product_id, Salesperson_id, Sales_Amount)

u2711 Salesperson (Salesperson_id, Salesperson_name, address)

u2711 Product (Product_id, Product_Name)

You need to create the following relationships:

u2711 Sales to Product

u2711 Sales to Sales person

You need to ensure that you can create a report that displays the count of products sold by each salesperson.

How should you configure the relationships? To answer, drag the appropriate options in the answer area.

NOTE: Each correct selection is worth one point.

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Q3. You have a Power BI report that is configured to use row-level security (RLS).

You have the following roles:

u2711 A manager role that limits managers to see only the sales data from the stores they manage.

u2711 A region role that limits users to see only the data from their respective region

You plan to use Power BU Embedded to embed the report into an application. The application will authenticate the users.

You need to ensure that RLS is enforced when accessing the embedded report. What should you do?

A. In the access token for the application, include the user name and the role name.

B. In the access token for the application, include the report URL and the Microsoft Azure Active Directory Domain name.

C. From dev.powerbi.com/apps, register the new application and enable the Read All Reports API access.

D. From dev.powerbi.com/apps, register the new application and enable the Read All Groups API access.

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Q4. You plan to use Power BI Embedded to deliver reports in a web application. You need to ensure that the reports display live data.

Which data source you should use?

A. Microsoft Azure Data Lake Store

B. Microsoft Azure Table Storage

C. Microsoft Azure HDInsight

D. Microsoft Azure SQL Database

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Q5. HOTSPOT

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.

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Q6. 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 are modifying the model to report on the number of order.

You need to calculate the number of orders. What should you do?

A. Create a calculated measure that uses the COUNTA(Order_ID) DAX formula.

B. Create a calculated measure that uses the SUM (Order_ID) DAX formula.

C. Create a calculated column that uses the SUM (Order_ID) DAX formula.

D. Create a calculated column that uses the COUNTA (Order_ID) DAX formula.

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Q7. You plan to use Power BI Desktop optimized for Power BI Report Server to create a report.

The report will be published to Power BI Report Server.

You need to ensure that all the visualization in the report can be consumed by users. Which two types of visualizations should you exclude from the report? Each correct answer

presents part of the solution.

NOTE: Each correct selection is worth one point.

A. Funnel charts

B. Custom visuals

C. Bubble maps

D. Breadcrumbs

E. R visuals

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Q8. 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 Power BI Admin portal, you modify the Dashboard settings. Does this meet the goal?

A. Yes

B. No

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Q9. 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 Power BI model that contains two tables named Sales and Date. Sales contains four columns named TotalCost, DueDate, ShipDate, and OrderDate. Date contains two columns named Date and Time.

The tables have the following relationships:

u2711 Sales [DueDate] and Date [Date]

u2711 Sales [ShipDate] and Date [Date]

u2711 Sales [OrderDate] and Date [Date]

The active relationship is on Sales [DueDate].

You need to create measures to count the number of orders by [ShipDate] and orders by [OrderDate]. You must meet the goal without loading any additional data.

Solution: You create two copies of the Date table named ShipDate and OrderDateGet. You create a measure that uses the new tables.

Does this meet the goal?

A. Yes

B. No

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Q10. HOTSPOT

You have a query that retrieves data from a Microsoft Azure SQL database.

You discover that column named ErrorCode has several values starting with a space character, and a column named SubStatus contains several non-printable characters.

You need to remove all the leading whitespaces from ErrorCode and all the non-printable characters from SubStatus. All other data must be retained.

What should you do on each column? To answer, drag the appropriate tasks to the correct columns. Each task 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.

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