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Microsoft DP-203 Dumps

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Total 341 questions

Data Engineering on Microsoft Azure Questions and Answers

Question 1

You have a table in an Azure Synapse Analytics dedicated SQL pool. The table was created by using the following Transact-SQL statement.

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You need to alter the table to meet the following requirements:

    Ensure that users can identify the current manager of employees.

    Support creating an employee reporting hierarchy for your entire company.

    Provide fast lookup of the managers’ attributes such as name and job title.

Which column should you add to the table?

Options:

A.

[ManagerEmployeeID] [int] NULL

B.

[ManagerEmployeeID] [smallint] NULL

C.

[ManagerEmployeeKey] [int] NULL

D.

[ManagerName] [varchar](200) NULL

Question 2

You have an Azure data factory that is configured to use a Git repository for source control as shown in the following exhibit.

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Use the drop-down menus to select the answer choice that completes each statement based upon the information presented in the graphic.

NOTE: Each correct selection is worth one point.

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Options:

Question 3

You are processing streaming data from vehicles that pass through a toll booth.

You need to use Azure Stream Analytics to return the license plate, vehicle make, and hour the last vehicle passed during each 10-minute window.

How should you complete the query? To answer, select the appropriate options in the answer area.

NOTE: Each correct selection is worth one point.

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Options:

Question 4

You have an Azure Synapse Analytics dedicated SQL pool.

You need to Create a fact table named Table1 that will store sales data from the last three years. The solution must be optimized for the following query operations:

Show order counts by week.

• Calculate sales totals by region.

• Calculate sales totals by product.

• Find all the orders from a given month.

Which data should you use to partition Table1?

Options:

A.

region

B.

product

C.

week

D.

month

Question 5

You are designing a slowly changing dimension (SCD) for supplier data in an Azure Synapse Analytics dedicated SQL pool.

You plan to keep a record of changes to the available fields.

The supplier data contains the following columns.

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Which three additional columns should you add to the data to create a Type 2 SCD? Each correct answer presents part of the solution.

NOTE: Each correct selection is worth one point.

Options:

A.

surrogate primary key

B.

foreign key

C.

effective start date

D.

effective end date

E.

last modified date

F.

business key

Question 6

You have an Azure subscription that contains an Azure data factory named ADF1.

From Azure Data Factory Studio, you build a complex data pipeline in ADF1.

You discover that the Save button is unavailable and there are validation errors that prevent the pipeline from being published.

You need to ensure that you can save the logic of the pipeline.

Solution: You enable Git integration for ADF1.

Options:

A.

Yes

B.

No

Question 7

You have an Azure Synapse Analytics pipeline named Pipeline1 that contains a data flow activity named Dataflow1.

Pipeline1 retrieves files from an Azure Data Lake Storage Gen 2 account named storage1.

Dataflow1 uses the AutoResolveIntegrationRuntime integration runtime configured with a core count of 128.

You need to optimize the number of cores used by Dataflow1 to accommodate the size of the files in storage1.

What should you configure? To answer, select the appropriate options in the answer area.

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Options:

Question 8

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 designing an Azure Stream Analytics solution that will analyze Twitter data.

You need to count the tweets in each 10-second window. The solution must ensure that each tweet is counted only once.

Solution: You use a session window that uses a timeout size of 10 seconds.

Does this meet the goal?

Options:

A.

Yes

B.

No

Question 9

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 plan to create an Azure Databricks workspace that has a tiered structure. The workspace will contain the following three workloads:

    A workload for data engineers who will use Python and SQL.

    A workload for jobs that will run notebooks that use Python, Scala, and SOL.

    A workload that data scientists will use to perform ad hoc analysis in Scala and R.

The enterprise architecture team at your company identifies the following standards for Databricks environments:

    The data engineers must share a cluster.

    The job cluster will be managed by using a request process whereby data scientists and data engineers provide packaged notebooks for deployment to the cluster.

    All the data scientists must be assigned their own cluster that terminates automatically after 120 minutes of inactivity. Currently, there are three data scientists.

You need to create the Databricks clusters for the workloads.

Solution: You create a Standard cluster for each data scientist, a Standard cluster for the data engineers, and a High Concurrency cluster for the jobs.

Does this meet the goal?

Options:

A.

Yes

B.

No

Question 10

You haw an Azure data factory named ADF1.

You currently publish all pipeline authoring changes directly to ADF1.

You need to implement version control for the changes made to pipeline artifacts. The solution must ensure that you can apply version control to the resources currently defined m the UX Authoring canvas for ADF1.

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 Azure Data Factory trigger

B.

From the UX Authoring canvas, select Set up code repository

C.

Create a GitHub action

D.

From the Azure Data Factor Studio, run Publish All.

E.

Create a Git repository

F.

From the UX Authoring canvas, select Publish

Question 11

You are implementing an Azure Stream Analytics solution to process event data from devices.

The devices output events when there is a fault and emit a repeat of the event every five seconds until the fault is resolved. The devices output a heartbeat event every five seconds after a previous event if there are no faults present.

A sample of the events is shown in the following table.

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You need to calculate the uptime between the faults.

How should you complete the Stream Analytics SQL query? To answer, select the appropriate options in the answer area.

NOTE: Each correct selection is worth one point.

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Options:

Question 12

You have an Azure data factory named ADM.

You currently publish all pipeline authoring changes directly to ADF1.

You need to implement version control for the changes made to pipeline artifacts The solution must ensure that you can apply version control to the resources currently defined in the Azure Data Factory Studio for AOFl

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 Azure Data Factory trigger.

B.

From the Azure Data Factory Studio, select Publish.

C.

From the Azure Data Factory Studio, run Publish All

D.

Create a Git repository.

E.

Create a GitHub action.

F.

From the Azure Data Factory Studio, select up code respository

Question 13

You have an enterprise data warehouse in Azure Synapse Analytics.

Using PolyBase, you create an external table named [Ext].[Items] to query Parquet files stored in Azure Data Lake Storage Gen2 without importing the data to the data warehouse.

The external table has three columns.

You discover that the Parquet files have a fourth column named ItemID.

Which command should you run to add the ItemID column to the external table?

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Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

Question 14

You have an Azure subscription that contains an Azure Data Lake Storage Gen2 account named storage1. Storage1 contains a container named container1. Container1 contains a directory named directory1. Directory1 contains a file named file1.

You have an Azure Active Directory (Azure AD) user named User1 that is assigned the Storage Blob Data Reader role for storage1.

You need to ensure that User1 can append data to file1. The solution must use the principle of least privilege.

Which permissions should you grant? To answer, drag the appropriate permissions to the correct resources. Each permission 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.

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Options:

Question 15

You are designing a financial transactions table in an Azure Synapse Analytics dedicated SQL pool. The table will have a clustered columnstore index and will include the following columns:

    TransactionType: 40 million rows per transaction type

    CustomerSegment: 4 million per customer segment

    TransactionMonth: 65 million rows per month

    AccountType: 500 million per account type

You have the following query requirements:

    Analysts will most commonly analyze transactions for a given month.

    Transactions analysis will typically summarize transactions by transaction type, customer segment, and/or account type

You need to recommend a partition strategy for the table to minimize query times.

On which column should you recommend partitioning the table?

Options:

A.

CustomerSegment

B.

AccountType

C.

TransactionType

D.

TransactionMonth

Question 16

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 have an Azure Storage account that contains 100 GB of files. The files contain rows of text and numerical values. 75% of the rows contain description data that has an average length of 1.1 MB.

You plan to copy the data from the storage account to an enterprise data warehouse in Azure Synapse Analytics.

You need to prepare the files to ensure that the data copies quickly.

Solution: You copy the files to a table that has a columnstore index.

Does this meet the goal?

Options:

A.

Yes

B.

No

Question 17

You have a Microsoft Entra tenant.

The tenant contains an Azure Data Lake Storage Gen2 account named storage! that has two containers named fs1 and fs2. You have a Microsoft Entra group named OepartmentA. You need to meet the following requirements:

• OepartmentA must be able to read, write, and list all the files in fs1.

• OepartmentA must be prevented from accessing any files in fs2

• The solution must use the principle of least privilege.

Which role should you assign to DepartmentA?

Options:

A.

Contributor for fsl

B.

Storage Blob Data Owner for fsl

C.

Storage Blob Data Contributor for storage1

D.

Storage Blob Data Contributor for fsl

Question 18

You have an Azure subscription that contains the resources shown in the following table.

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You need to ingest the Parquet files from storage1 to SQL1 by using pipeline1. The solution must meet the following requirements:

• Minimize complexity.

• Ensure that additional columns in the files are processed as strings.

• Ensure that files containing additional columns are processed successfully.

How should you configure pipeline1? To answer, select the appropriate options in the answer area.

NOTE: Each correct selection is worth one point.

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Options:

Question 19

You plan to create a real-time monitoring app that alerts users when a device travels more than 200 meters away from a designated location.

You need to design an Azure Stream Analytics job to process the data for the planned app. The solution must minimize the amount of code developed and the number of technologies used.

What should you include in the Stream Analytics job? To answer, select the appropriate options in the answer area.

NOTE: Each correct selection is worth one point.

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Options:

Question 20

You plan to create an Azure Data Lake Storage Gen2 account

You need to recommend a storage solution that meets the following requirements:

• Provides the highest degree of data resiliency

• Ensures that content remains available for writes if a primary data center fails

What should you include in the recommendation? To answer, select the appropriate options in the answer area.

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Options:

Question 21

You have an Azure Data lake Storage account that contains a staging zone.

You need to design a daily process to ingest incremental data from the staging zone, transform the data by executing an R script, and then insert the transformed data into a data warehouse in Azure Synapse Analytics.

Solution: You use an Azure Data Factory schedule trigger to execute a pipeline that executes an Azure Databricks notebook, and then inserts the data into the data warehouse.

Dow this meet the goal?

Options:

A.

Yes

B.

No

Question 22

You are developing an Azure Synapse Analytics pipeline that will include a mapping data flow named Dataflow1. Dataflow1 will read customer data from an external source and use a Type 1 slowly changing dimension (SCO) when loading the data into a table named DimCustomer1 in an Azure Synapse Analytics dedicated SQL pool.

You need to ensure that Dataflow1 can perform the following tasks:

* Detect whether the data of a given customer has changed in the DimCustomer table.

• Perform an upsert to the DimCustomer table.

Which type of transformation should you use for each task? To answer, select the appropriate options in the answer area

NOTE; Each correct selection is worth one point.

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Options:

Question 23

You have an Azure Synapse Analytics dedicated SQL pool named Pool1 that contains an external table named Sales. Sales contains sales data. Each row in Sales

contains data on a single sale, including the name of the salesperson.

You need to implement row-level security (RLS). The solution must ensure that the salespeople can access only their respective sales.

What should you do? To answer, select the appropriate options in the answer area.

NOTE: Each correct selection is worth one point.

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Options:

Question 24

You build a data warehouse in an Azure Synapse Analytics dedicated SQL pool.

Analysts write a complex SELECT query that contains multiple JOIN and CASE statements to transform data for use in inventory reports. The inventory reports will use the data and additional WHERE parameters depending on the report. The reports will be produced once daily.

You need to implement a solution to make the dataset available for the reports. The solution must minimize query times.

What should you implement?

Options:

A.

a materialized view

B.

a replicated table

C.

in ordered clustered columnstore index

D.

result set chaching

Question 25

A company uses Azure Stream Analytics to monitor devices.

The company plans to double the number of devices that are monitored.

You need to monitor a Stream Analytics job to ensure that there are enough processing resources to handle the additional load.

Which metric should you monitor?

Options:

A.

Early Input Events

B.

Late Input Events

C.

Watermark delay

D.

Input Deserialization Errors

Question 26

Vou have an Azure Data factory pipeline that has the logic flow shown in the following exhibit.

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For each of the following statements, select Yes if the statement is true. Otherwise, select No.

NOTE: Each coned selection is worth one point.

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Options:

Question 27

You have an Azure Databricks workspace named workspace! in the Standard pricing tier. Workspace1 contains an all-purpose cluster named cluster1.

You need to reduce the time it takes for cluster 1 to start and scale up. The solution must minimize costs.

What should you do first?

Options:

A.

Upgrade workspace1 to the Premium pricing tier.

B.

Create a cluster policy in workspace1.

C.

Create a pool in workspace1.

D.

Configure a global init script for workspace1.

Question 28

You have an Azure Data Factory instance that contains two pipelines named Pipeline1 and Pipeline2.

Pipeline1 has the activities shown in the following exhibit.

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Pipeline2 has the activities shown in the following exhibit.

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You execute Pipeline2, and Stored procedure1 in Pipeline1 fails.

What is the status of the pipeline runs?

Options:

A.

Pipeline1 and Pipeline2 succeeded.

B.

Pipeline1 and Pipeline2 failed.

C.

Pipeline1 succeeded and Pipeline2 failed.

D.

Pipeline1 failed and Pipeline2 succeeded.

Question 29

You have an Azure Synapse Analytics dedicated SQL pool that hosts a database named DB1 You need to ensure that D81 meets the following security requirements:

• When credit card numbers show in applications, only the last four digits must be visible.

• Tax numbers must be visible only to specific users.

What should you use for each requirement? To answer, select the appropriate options in the answer area

NOTE: Each correct selection is worth one point.

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Options:

Question 30

You need to implement an Azure Databricks cluster that automatically connects to Azure Data lake Storage Gen2 by using Azure Active Directory (Azure AD) integration. How should you configure the new clutter? To answer, select the appropriate options in the answers area. NOTE: Each correct selection is worth one point.

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Options:

Question 31

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.

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You have the following query.

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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 32

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 data flow that contains a Derived Column transformation.

Options:

A.

Yes

B.

No

Question 33

You are monitoring an Azure Stream Analytics job by using metrics in Azure.

You discover that during the last 12 hours, the average watermark delay is consistently greater than the configured late arrival tolerance.

What is a possible cause of this behavior?

Options:

A.

Events whose application timestamp is earlier than their arrival time by more than five minutes arrive as inputs.

B.

There are errors in the input data.

C.

The late arrival policy causes events to be dropped.

D.

The job lacks the resources to process the volume of incoming data.

Question 34

You have an Azure Storage account and a data warehouse in Azure Synapse Analytics in the UK South region.

You need to copy blob data from the storage account to the data warehouse by using Azure Data Factory. The solution must meet the following requirements:

    Ensure that the data remains in the UK South region at all times.

    Minimize administrative effort.

Which type of integration runtime should you use?

Options:

A.

Azure integration runtime

B.

Azure-SSIS integration runtime

C.

Self-hosted integration runtime

Question 35

You need to design a data retention solution for the Twitter teed data records. The solution must meet the customer sentiment analytics requirements.

Which Azure Storage functionality should you include in the solution?

Options:

A.

time-based retention

B.

change feed

C.

soft delete

D.

Iifecycle management

Question 36

You need to design a data retention solution for the Twitter feed data records. The solution must meet the customer sentiment analytics requirements.

Which Azure Storage functionality should you include in the solution?

Options:

A.

change feed

B.

soft delete

C.

time-based retention

D.

lifecycle management

Question 37

You need to implement an Azure Synapse Analytics database object for storing the sales transactions data. The solution must meet the sales transaction dataset requirements.

What solution must meet the sales transaction dataset requirements.

What should you do? To answer, select the appropriate options in the answer area.

NOTE: Each correct selection is worth one point.

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Options:

Question 38

You need to design a data storage structure for the product sales transactions. The solution must meet the sales transaction dataset requirements.

What should you include in the solution? To answer, select the appropriate options in the answer area.

NOTE: Each correct selection is worth one point.

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Options:

Question 39

You need to design an analytical storage solution for the transactional data. The solution must meet the sales transaction dataset requirements.

What should you include in the solution? To answer, select the appropriate options in the answer area.

NOTE: Each correct selection is worth one point.

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Options:

Question 40

You need to integrate the on-premises data sources and Azure Synapse Analytics. The solution must meet the data integration requirements.

Which type of integration runtime should you use?

Options:

A.

Azure-SSIS integration runtime

B.

self-hosted integration runtime

C.

Azure integration runtime

Question 41

You need to implement versioned changes to the integration pipelines. The solution must meet the data integration requirements.

In which order should you perform the actions? To answer, move all actions from the list of actions to the answer area and arrange them in the correct order.

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Options:

Question 42

You need to implement the surrogate key for the retail store table. The solution must meet the sales transaction

dataset requirements.

What should you create?

Options:

A.

a table that has an IDENTITY property

B.

a system-versioned temporal table

C.

a user-defined SEQUENCE object

D.

a table that has a FOREIGN KEY constraint

Question 43

You need to ensure that the Twitter feed data can be analyzed in the dedicated SQL pool. The solution must meet the customer sentiment analytics requirements.

Which three Transaction-SQL DDL commands should you run in sequence? To answer, move the appropriate commands from the list of commands to the answer area and arrange them in the correct order.

NOTE: More than one order of answer choices is correct. You will receive credit for any of the correct orders you select.

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Options:

Question 44

You need to design a data ingestion and storage solution for the Twitter feeds. The solution must meet the customer sentiment analytics requirements.

What should you include in the solution? To answer, select the appropriate options in the answer area

NOTE: Each correct selection b worth one point.

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Options:

Question 45

You need to design the partitions for the product sales transactions. The solution must meet the sales transaction dataset requirements.

What should you include in the solution? To answer, select the appropriate options in the answer area.

NOTE: Each correct selection is worth one point.

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Options:

Question 46

What should you recommend using to secure sensitive customer contact information?

Options:

A.

data labels

B.

column-level security

C.

row-level security

D.

Transparent Data Encryption (TDE)

Question 47

What should you recommend to prevent users outside the Litware on-premises network from accessing the analytical data store?

Options:

A.

a server-level virtual network rule

B.

a database-level virtual network rule

C.

a database-level firewall IP rule

D.

a server-level firewall IP rule

Question 48

Which Azure Data Factory components should you recommend using together to import the daily inventory data from the SQL server to Azure Data Lake Storage? To answer, select the appropriate options in the answer area.

NOTE: Each correct selection is worth one point.

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Options:

Question 49

What should you do to improve high availability of the real-time data processing solution?

Options:

A.

Deploy identical Azure Stream Analytics jobs to paired regions in Azure.

B.

Deploy a High Concurrency Databricks cluster.

C.

Deploy an Azure Stream Analytics job and use an Azure Automation runbook to check the status of the job and to start the job if it stops.

D.

Set Data Lake Storage to use geo-redundant storage (GRS).

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Total 341 questions