Free Microsoft DP-203 Exam Dumps Questions & Answers

You have an Azure Synapse Analytics dedicated SQL pool named Pool1. Pool1 contains a table named table1.
You load 5 TB of data intotable1.
You need to ensure that columnstore compression is maximized for table1.
Which statement should you execute?

• A.  ALTER INDEX ALL on table1 REORGANIZE
• B.  DBCC DBREINOEX (table1)
• C.  ALTER INDEX ALL on table1 REBUILD
• D.  DBCC INDEXDEFRAG (pool1, tablel)

You have a C# application that process data from an Azure IoT hub and performs complex transformations.
You need to replace the application with a real-time solution. The solution must reuse as much code as possible from the existing application.

• A.  Azure Data Factory
• B.  Azure Stream Analytics
• C.  Azure Event Grid
• D.  Azure Databricks

You have an Azure subscription that is linked to a hybrid Azure Active Directory (Azure AD) tenant. The subscription contains an Azure Synapse Analytics SQL pool named Pool1.
You need to recommend an authentication solution for Pool1. The solution must support multi-factor authentication (MFA) and database-level authentication.
Which authentication solution or solutions should you include in the recommendation? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.

Correct Answer:

Explanation:

Box 1: Azure AD authentication
Azure Active Directory authentication supports Multi-Factor authentication through Active Directory Universal Authentication.
Box 2: Contained database users
Azure Active Directory Uses contained database users to authenticate identities at the database level.
Reference:
https://docs.microsoft.com/en-us/azure/synapse-analytics/sql-data-warehouse/sql-data-warehouse- authentication

You have an Azure Data Factory pipeline that performs an incremental load of source data to an Azure Data Lake Storage Gen2 account.
Data to be loaded is identified by a column named LastUpdatedDate in the source table.
You plan to execute the pipeline every four hours.
You need to ensure that the pipeline execution meets the following requirements:
Automatically retries the execution when the pipeline run fails due to concurrency or throttling limits.
Supports backfilling existing data in the table.
Which type of trigger should you use?

• A.  tumbling window
• B.  on-demand
• C.  Storage event
• D.  schedule

You manage an enterprise data warehouse in Azure Synapse Analytics.
Users report slow performance when they run commonly used queries. Users do not report performance changes for infrequently used queries.
You need to monitor resource utilization to determine the source of the performance issues.
Which metric should you monitor?

• A.  Data IO percentage
• B.  Cache hit percentage
• C.  DWU percentage
• D.  Local tempdb percentage