DP-300 Exam Question 6

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 reduce the use of table variables and temporary tables.
Does this meet the goal?
  • DP-300 Exam Question 7

    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 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.
    Does this meet the goal?
  • DP-300 Exam Question 8

    You need to recommend the appropriate purchasing model and deployment option for the 30 new databases. The solution must meet the technical requirements and the business requirements.
    What should you recommend? To answer, select the appropriate options in the answer area.
    NOTE: Each correct selection is worth one point.

    DP-300 Exam Question 9

    Your 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?
  • DP-300 Exam Question 10

    You have a Microsoft SQL Server 2019 database named DB1 that uses the following database-level and instance-level features.
    Clustered columnstore indexes
    Automatic tuning
    Change tracking
    PolyBase
    You plan to migrate DB1 to an Azure SQL database.
    What feature should be removed or replaced before DB1 can be migrated?