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DP-300 Practice Questions — Page 13

Question 121

Open question ↗

You have SQL Server on an Azure virtual machine that contains a database named DB1. DB1 contains a table named CustomerPII.

You need to record whenever users query the CustomerPII table.

Which two options should you enable? Each correct answer presents part of the solution.

NOTE: Each correct selection is worth one point.

  • A.server audit specification
  • B.SQL Server audit
  • C.database audit specification
  • D.a server principal

Question 122

Open question ↗

You have an Azure virtual machine based on a custom image named VM1.

VM1 hosts an instance of Microsoft SQL Server 2019 Standard.

You need to automate the maintenance of VM1 to meet the following requirements:

✑ Automate the patching of SQL Server and Windows Server.

✑ Automate full database backups and transaction log backups of the databases on VM1.

✑ Minimize administrative effort.

What should you do first?

  • A.Enable a system-assigned managed identity for VM1
  • B.Register the Azure subscription to the Microsoft.Sql resource provider
  • C.Install an Azure virtual machine Desired State Configuration (DSC) extension on VM1
  • D.Register the Azure subscription to the Microsoft.SqlVirtualMachine resource provider

Question 123

Open question ↗

A company plans to use Apache Spark analytics to analyze intrusion detection data.

You need to recommend a solution to analyze network and system activity data for malicious activities and policy violations. The solution must minimize administrative efforts.

What should you recommend?

  • A.Azure Data Lake Storage
  • B.Azure Databricks
  • C.Azure HDInsight
  • D.Azure Data Factory

Question 124

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Your company analyzes images from security cameras and sends alerts to security teams that respond to unusual activity. The solution uses Azure Databricks.

You need to send Apache Spark level events, Spark Structured Streaming metrics, and application metrics to Azure Monitor.

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

Select and Place:

Question 124

Question 125

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You have an Azure data solution that contains an enterprise data warehouse in Azure Synapse Analytics named DW1.

Several users execute adhoc queries to DW1 concurrently.

You regularly perform automated data loads to DW1.

You need to ensure that the automated data loads have enough memory available to complete quickly and successfully when the adhoc queries run.

What should you do?

  • A.Assign a smaller resource class to the automated data load queries.
  • B.Create sampled statistics to every column in each table of DW1.
  • C.Assign a larger resource class to the automated data load queries. ✓
  • D.Hash distribute the large fact tables in DW1 before performing the automated data loads.

Question 126

Open question ↗

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.Local tempdb percentage
  • B.DWU percentage
  • C.Data Warehouse Units (DWU) used
  • D.Cache hit percentage

Question 127

Open question ↗

You have an Azure Synapse Analytics dedicated SQL pool named Pool1 and a database named DB1. DB1 contains a fact table named Table.

You need to identify the extent of the data skew in Table1.

What should you do in Synapse Studio?

  • A.Connect to Pool1 and query sys.dm_pdw_nodes_db_partition_stats.
  • B.Connect to the built-in pool and run DBCC CHECKALLOC.
  • C.Connect to Pool1 and run DBCC CHECKALLOC.
  • D.Connect to the built-in pool and query sys.dm_pdw_nodes_db_partition_stats.

Question 128

Open question ↗

You have an Azure Synapse Analytics dedicated SQL pool.

You run PDW_SHOWSPACEUSED('dbo.FactInternetSales'); and get the results shown in the following table.

Which statement accurately describes the dbo.FactInternetSales table?

Question 128
  • A.The table contains less than 10,000 rows.
  • B.All distributions contain data.
  • C.The table uses round-robin distribution
  • D.The table is skewed. ✓

Question 129

Open question ↗

You have an Azure SQL managed instance named SQLMI1 that has Resource Governor enabled and is used by two apps named App1 and App2.

You need to configure SQLMI1 to limit the CPU and memory resources that can be allocated to App1.

Which four 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.

Select and Place:

Question 129

Question 130

Open question ↗

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 SQL Server 2019 on an Azure virtual machine.

You are troubleshooting performance issues for a query in a SQL Server instance.

To gather more information, you query sys.dm_exec_requests and discover that the wait type is PAGELATCH_UP and the wait_resource is 2:3:905856.

You need to improve system performance.

Solution: You shrink the transaction log file.

Does this meet the goal?

  • A.Yes
  • B.No