Microsoft Engineering Data with Microsoft Cloud Services - 070-776 Exam Practice Test
You are building a data pipeline that uses Microsoft Azure Stream Analytics.
Alerts are generated when the aggregate of data streaming in from devices during a minute-long window matches the values in a rule.
You need to retrieve the following information:
*The event ID
*The device ID
*The application ID that runs the service
Which three actions should you perform in sequence? To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.

Alerts are generated when the aggregate of data streaming in from devices during a minute-long window matches the values in a rule.
You need to retrieve the following information:
*The event ID
*The device ID
*The application ID that runs the service
Which three actions should you perform in sequence? To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.

Correct Answer:

Explanation

You have a Microsoft Azure Data Lake Store and an Azure Active Directory tenant.
You are developing an application that will access the Data Lake Store by using end-user credentials.
You need to ensure that the application uses end-user authentication to access the Data Lake Store.
What should you create?
You are developing an application that will access the Data Lake Store by using end-user credentials.
You need to ensure that the application uses end-user authentication to access the Data Lake Store.
What should you create?
Correct Answer: B
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You plan to use Microsoft Azure Data factory to copy data daily from an Azure SQL data warehouse to an Azure Data Lake Store.
You need to define a linked service for the Data Lake Store. The solution must prevent the access token from expiring.
Which type of authentication should you use?
You need to define a linked service for the Data Lake Store. The solution must prevent the access token from expiring.
Which type of authentication should you use?
Correct Answer: B
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You have a Microsoft Azure Data Lake Analytics service.
You need to write a U-SQL query to extract from a CSV file all the users who live in Boston, and then to save the results in a new CSV file.
Which U-SQL script should you use?




You need to write a U-SQL query to extract from a CSV file all the users who live in Boston, and then to save the results in a new CSV file.
Which U-SQL script should you use?




Correct Answer: B
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You need to copy data from Microsoft Azure SQL Database to Azure Data Lake Store by using Azure Data Factory.
Which three actions should you perform in sequence? To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.

Which three actions should you perform in sequence? To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.

Correct Answer:

Explanation

References:
https://docs.microsoft.com/en-us/azure/data-factory/copy-activity-overview
You are developing an application by using the Microsoft .NET SDK. The application will access data from a Microsoft Azure Data Lake folder.
You plan to authenticate the application by using service-to-service authentication.
You need to ensure that the application can access the Data Lake folder.
Which three actions should you perform? Each correct answer presents part of the solution.
NOTE: Each correct selection is worth one point.
You plan to authenticate the application by using service-to-service authentication.
You need to ensure that the application can access the Data Lake folder.
Which three actions should you perform? Each correct answer presents part of the solution.
NOTE: Each correct selection is worth one point.
Correct Answer: B,C,E
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You have a file in a Microsoft Azure Data Lake Store that contains sales data. The file contains sales amounts by salesperson, by city, and by state.
You need to use U-SQL to calculate the percentage of sales that each city has for its respective state.
Which code should you use?


You need to use U-SQL to calculate the percentage of sales that each city has for its respective state.
Which code should you use?


Correct Answer: B
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You need to create a linked service in Microsoft Azure Data Factory. The linked service must use an Azure Database for MySQL table named Customers.
How should you complete the JSON snippet? 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 drag the split bar between panes or scroll to view content.
NOTE: Each correct selection is worth one point.

How should you complete the JSON snippet? 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 drag the split bar between panes or scroll to view content.
NOTE: Each correct selection is worth one point.

Correct Answer:

Explanation

You have a Microsoft Azure Stream Analytics job.
You are debugging event information manually.
You need to view the event data that is being collected.
Which monitoring data should you view for the Stream Analytics job?
You are debugging event information manually.
You need to view the event data that is being collected.
Which monitoring data should you view for the Stream Analytics job?
Correct Answer: A
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Note: This question is 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 are migrating an existing on-premises data warehouse named LocalDW to Microsoft Azure. You will use an Azure SQL data warehouse named AzureDW for data storage and an Azure Data Factory named AzureDF for extract, transformation, and load (ETL) functions.
For each table in LocalDW, you create a table in AzureDW.
On the on-premises network, you have a Data Management Gateway.
Some source data is stored in Azure Blob storage. Some source data is stored on an on-premises Microsoft SQL Server instance. The instance has a table named Table1.
After data is processed by using AzureDF, the data must be archived and accessible forever. The archived data must meet a Service Level Agreement (SLA) for availability of 99 percent. If an Azure region fails, the archived data must be available for reading always. The storage solution for the archived data must minimize costs.
End of repeated scenario.
You need to configure an activity to move data from blob storage to AzureDW.
What should you create?
Start of repeated scenario
You are migrating an existing on-premises data warehouse named LocalDW to Microsoft Azure. You will use an Azure SQL data warehouse named AzureDW for data storage and an Azure Data Factory named AzureDF for extract, transformation, and load (ETL) functions.
For each table in LocalDW, you create a table in AzureDW.
On the on-premises network, you have a Data Management Gateway.
Some source data is stored in Azure Blob storage. Some source data is stored on an on-premises Microsoft SQL Server instance. The instance has a table named Table1.
After data is processed by using AzureDF, the data must be archived and accessible forever. The archived data must meet a Service Level Agreement (SLA) for availability of 99 percent. If an Azure region fails, the archived data must be available for reading always. The storage solution for the archived data must minimize costs.
End of repeated scenario.
You need to configure an activity to move data from blob storage to AzureDW.
What should you create?
Correct Answer: B
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