Actual Microsoft 70-778 Exam Questions Answers - 70-778 Dumps PDF
                      
 
Micro soft
Exam 70-778
 Analyzing and Visualizing Data with Microsoft Power BI (beta)Version: Demo
[ Total Questions:   10 ]
 
 
 
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Question No : 1
 
You plan to embed multiple visualization in a public website.
 
Your Power BI infrastructure contains the visualizations configured as shown in the
following table.
 
 
 
 
Which two visualizations can you embed into the website? Each correct answer presents a
complete the solution.
 
 
NOTE: Each correct selection is worth one point.
 
 
A. Visual1 
B. Visual2 
C. Visual3 
D. Visual4 
E. Visual5 
 
Answer: B,D
Explanation:  
 
References: https://docs.microsoft.com/en-us/power-bi/service-publish-to-web 
 
 
 
 
 
 
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Question No : 2 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:  
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References: 
https://msdn.microsoft.com/en-us/library/mt260494.aspx 
https://msdn.microsoft.com/en-us/library/mt253328.aspx 
 
 
 
 
 
 
Question No : 3
 
You plan to create several datasets by using the Power BI service.
 
You have the files configured as shown in the following table.
 
 
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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 
 
 
 
 
 
 
Question No : 4
 
You manage a Power BI model has a table named Sales.
 
 
You need to ensure that a sales team can view only data that has a CountryRegionName
value of United States and a ProductCategory value of Clothing.
 
 
What should you do from Power BI Desktop?
 
 
A. From Power BI Desktop, create a new role that has the following
filter.[countryRegionName]= “United States” && [ProductCategory]= “Clothing” 
B. Add the following filters in Query Editor.CountryRegionName is United
StatesProductCategory is Clothing 
C. From Power BI Desktop, create a new role that has the following
filters.[CountryRegionName]= “United States” 
D. Add the following filters to a report.CountryRegionName is United
SatesProductCategory is Clothing 
 
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Answer: D
Explanation:  
 
References: https://docs.microsoft.com/en-us/power-bi/power-bi-how-to-report-filter 
 
 
 
 
 
 
Question No : 5 DRAG DROP
 
You have a Microsoft Excel workbook that contains two tables.
 
From Power BI, you create a dashboard that displays data from the tables.
 
You update the tables each day.
 
You need to ensure that the virtualizations in the dashboard are updated daily.
 
Which three actions should you perform in sequence? To answer, move the appropriate
actions from the list of actions to answer area and arrange them in the correct order.
 
 
 
 
Answer:
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Explanation:  
 
 
 
 
 
References: https://docs.microsoft.com/en-us/power-bi/refresh-scheduled-refresh 
 
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Question No : 6 HOTSPOT
 
You have a Power BI model that has the following tables:
 
 
Sales (Order_id, Order_Date, Product_id, Salesperson_id, Sales_Amount) 
Salesperson (Salesperson_id, Salesperson_name, address) 
Product (Product_id, Product_Name) 
 
 
You need to create the following relationships:
 
 
Sales to Product 
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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Answer:
Explanation:  
 
 
 
 
 
References: https://docs.microsoft.com/en-us/power-bi/desktop-create-and-manage-
relationships 
 
 
 
 
 
 
Question No : 7
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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:
 
 
Sales [DueDate] and Date [Date] 
Sales [ShipDate] and Date [Date] 
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 a calculated table. You create a measure that uses the new table.
 
Does this meet the goal?
 
 
A. Yes 
B. No 
 
Answer: B
 
 
Question No : 8
 
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
 
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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.
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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 “NA” 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 
 
 
 
 
 
 
Question No : 9
 
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
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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
 
 
Question No : 10
 
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 
 
 
 
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