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Product Description:
Exam Number/Code: 70-778
Exam name: Analyzing and Visualizing Data with Microsoft Power BI (beta)
n questions with full explanations
Certification: Microsoft Certification

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

Question No: 1

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 measures that use the CALCULATE, COUNT, and FILTER DAX functions.

Does this meet the goal?

A. Yes

B. No

Answer: A

Explanation:

References:

https://msdn.microsoft.com/en-us/library/ee634966.aspx https://msdn.microsoft.com/en-us/library/ee634825.aspx https://msdn.microsoft.com/en-us/library/ee634791.aspx


Question No: 2

You have a Power BI report in an app workspace.

You plan to embed a report from the app workspace into a line-of-business application by using Power BI Embedded.

Which information should you provide to the application developers?

A. The application token and the report URL

B. The report URL and a user name

C. The app workspace name and the access key

D. The access key and the report ID

Answer: C

Explanation:

References: https://docs.microsoft.com/en-us/power-bi/developer/integrate-report


Question No: 3

You have a Microsoft Excel 2016 workbook that has a Power Pivot model. The model contains the following tables:

u2711 Product (Product_id, Producct_Name)

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

u2711 Salesperson (Salesperson_id, Salesperson_name, address)

The model has the following relationships:

u2711 Sales to Product

u2711 Sales to Salesperson

You create a new Power BI file and import the Power Pivot model.

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

What should you do before you create the report?

A. Create a many-to-one relationship between Product and Salesperson.

B. For each relashionship, change the Cardinality to One to One (1:1).

C. Create a one-to-one relashionship between Product and Salesporson.

D. For each relationship, change the Cross filter direction to Both.

Answer: D

Explanation:

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


Question No: 4

You have a workspace that contains 10 dashboards. A dashboard named Sales Data from two datasets.

You discover that users are unable to find data on the dashboard by using natural language queries.

You need to ensure that the users can find data by using natural language queries. What should you do?

A. From the settings of the workspace, modify the Language Settings.

B. From the properties of the dashboard, modify the Q&A settings.

C. From the Sales Data dashboard, modify the dashboard as a Favorite.

D. From the properties of the datasets, modify the Q&A and Cortana settings.

Answer: D

Explanation:

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


Question No: 5

You have an app workspace named Retail Analysis in the Power BI service. You need manage the members that have access to the app workspace. What should you do?

A. From the Power BI Admin portal, click Usage metrics.

B. From the Office 365 Admin center, click Users.

C. From the Office 365 Admin center, click Groups.

D. From the Power BI Admin portal, click Tenant settings.

Answer: C

Explanation:

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


Question No: 6

You have a Power BI model for sales data.

You need to create a measure to calculate the year-to-date sales and to compare those sales to the previous year for the same time period.

Which DAX function should you use?

A. PARALLELPERIOD

B. SAMEPERIODLAST YEAR

C. DATESYTD

D. PREVIOUSYEAR

Answer: A

Explanation:

References: https://msdn.microsoft.com/en-us/library/ee634873.aspx


Question No: 7

HOTSPOT

You have the following tables.

You need to create a measure to calculate a running total of TransactionQuantity.

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.

Answer:

Explanation:

References: http://www.daxpatterns.com/cumulative-total/


Question No: 8

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 Microsoft Azure Active Directory, you remove the Power BI license from User1.

Does this meet the goal?

A. Yes

B. No

Answer: A

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


Question No: 9

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.

Answer:

Explanation:

References:

https://msdn.microsoft.com/en-us/library/mt260494.aspx https://msdn.microsoft.com/en-us/library/mt253328.aspx


Question No: 10

You plan to create several datasets by using the Power BI service. You have the files configured as shown in the following table.

You need to identify which files can be used as datasets.

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

A. Data 1

B. Data2

C. Data 3

D. Data4

E. Data 5

Answer: A,E

Explanation:

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


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