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QUESTION 41
You have a Microsoft Azure Data Factory pipeline. You discover that the pipeline fails to execute because data is missing. You need to rerun the failure in the pipeline. Which cmdlet should you use?
A. Set-AzureAutomationJob
B. Resume-AzureDataFactoryPipeline
C. Resume-AzureAutomationJob
D. Set-AzureDataFactotySliceStatus
Answer: B
QUESTION 42
Note: This question is 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 sections, you will NOT be able to return to it. As a result, these questions will not appear in the review screen.
You are monitoring user queries to a Microsoft Azure SQL data warehouse that has six compute nodes. You discover that compute node utilization is uneven. The rows_processed column from sys.dm_pdw_workers shows a significant variation in the number of rows being moved among the distributions for the same table for the same query. You need to ensure that the load is distributed evenly across the compute nodes.
Solution: You change the table to use a column that is not skewed for hash distribution.
Does this meet the goal?
A. Yes
B. No
Answer: A
QUESTION 43
Note: This question is 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 are monitoring user queries to a Microsoft Azure SQL data warehouse that has six compute nodes. You discover that compute node utilization is uneven. The rows_processed column from sys.dm_pdw_workers shows a significant variation in the number of rows being moved among the distributions for the same table for the same query. You need to ensure that the load is distributed evenly across the compute nodes.
Solution: You add a nonclustered columnstore index.
Does this meet the goal?
A. Yes
B. No
Answer: B
QUESTION 44
You have a Microsoft Azure SQL data warehouse named DW1 that is used only from Monday to Friday. You need to minimize Data Warehouse Unit (DWU) usage during the weekend. What should you do?
A. From the Azure CLI, run the account set command.
B. Run the ALTER DATABASE statement.
C. Call the Create or Update Database REST API.
D. Run the Suspend-AzureRmSqlDatabase Azure PowerShell cmdlet.
Answer: D
QUESTION 45
You have a Microsoft Azure Data Lake Analytics service. You have a CSV file that contains employee salaries. You need to write a U-SQL query to load the file and to extract all the employees who earn salaries that are greater than $100,000. You must encapsulate the data for reuse. What should you use?
A. a table-valued function
B. a view
C. the extract command
D. the output command
Answer: A
Explanation:
https://docs.microsoft.com/en-au/azure/data-lake-analytics/data-lake-analytics-u-sql-catalog
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