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DP-203 Microsoft Exam Lab Questions

Page: 7 / 13
Total 355 questions

Data Engineering on Microsoft Azure Questions and Answers

Question 25

You have an Azure subscription that contains an Azure Synapse Analytics dedicated SQL pool named Pool1. Pool1 receives new data once every 24 hours.

You have the following function.

You have the following query.

The query is executed once every 15 minutes and the @parameter value is set to the current date.

You need to minimize the time it takes for the query to return results.

Which two actions should you perform? Each correct answer presents part of the solution.

NOTE: Each correct selection is worth one point.

Options:

A.

Create an index on the avg_f column.

B.

Convert the avg_c column into a calculated column.

C.

Create an index on the sensorid column.

D.

Enable result set caching.

E.

Change the table distribution to replicate.

Question 26

You are designing an application that will store petabytes of medical imaging data

When the data is first created, the data will be accessed frequently during the first week. After one month, the data must be accessible within 30 seconds, but files will be accessed infrequently. After one year, the data will be accessed infrequently but must be accessible within five minutes.

You need to select a storage strategy for the data. The solution must minimize costs.

Which storage tier should you use for each time frame? To answer, select the appropriate options in the answer area.

NOTE: Each correct selection is worth one point.

Options:

Question 27

A company purchases IoT devices to monitor manufacturing machinery. The company uses an Azure IoTHub to communicate with the IoT devices.

The company must be able to monitor the devices in real-time.

You need to design the solution.

What should you recommend?

Options:

A.

Azure Stream Analytics Edge application using Microsoft Visual Studio.

B.

Azure Analytics Services using Azure portal

C.

Azure Analysis Services using Microsoft visual Studio

D.

Azure Data Factory instance using Microsoft visual Studio

Question 28

You have an Azure Synapse Analytics dedicated SQL pool that contains a table named Table1.

You have files that are ingested and loaded into an Azure Data Lake Storage Gen2 container named container1.

You plan to insert data from the files into Table1 and azure Data Lake Storage Gen2 container named container1.

You plan to insert data from the files into Table1 and transform the data. Each row of data in the files will produce one row in the serving layer of Table1.

You need to ensure that when the source data files are loaded to container1, the DateTime is stored as an additional column in Table1.

Solution: In an Azure Synapse Analytics pipeline, you use a Get Metadata activity that retrieves the DateTime of the files.

Does this meet the goal?

Options:

A.

Yes

B.

No

Page: 7 / 13
Total 355 questions