Download Administering Relational Databases on Microsoft Azure.dump4pass.DP-300.2021-11-14.6e.85q.vcex


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Exam Administering Relational Databases on Microsoft Azure
Number DP-300
File Name Administering Relational Databases on Microsoft Azure.dump4pass.DP-300.2021-11-14.6e.85q.vcex
Size 4.49 Mb
Posted November 14, 2021
Downloads 4



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Demo Questions

Question 1
You have 20 Azure SQL databases provisioned by using the vCore purchasing model. You plan to create an Azure SQL Database elastic pool and add the 20 databases.  
Which three metrics should you use to size the elastic pool to meet the demands of your workload? Each correct answer presents part of the solution.    
NOTE: Each correct selection is worth one point.

  • A: total size of all thedatabases
  • B: geo-replicationsupport
  • C: number of concurrently peaking databases * peak CPU utilization perdatabase
  • D: maximum number of concurrent sessions for all the databases
  • E: total number of databases * average CPU utilization perdatabase



Question 2
You have an Azure SQL database that contains a table named factSales. FactSales contains the columns shown in the following table.  
  
      
  
FactSales has 6 billion rows and is loaded nightly by using a batch process. You must provide the greatest reduction in space for the database and maximize performance.    
Which type of compression provides the greatest space reduction for the database?

  • A: pagecompression 
  • B: rowcompression
  • C: columnstorecompression
  • D: columnstore archivalcompression



Question 3
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?

  • A: Clustered columnstoreindexes
  • B: PolyBase
  • C: Changetracking
  • D: Automatictuning



Question 4
You have a Microsoft SQL Server 2019 instance in an on-premises datacenter. The instance contains a 4-TB database named DB1. You plan to migrate DB1 to an Azure SQL Database managed instance.  
What should you use to minimize downtime and data loss during the migration?

  • A: distributed availabilitygroups
  • B: databasemirroring
  • C: Always On AvailabilityGroup
  • D: Azure Database MigrationService



Question 5
You have an on-premises Microsoft SQL Server 2016 server named Server1 that contains a database named DB1.    
You need to perform an online migration of DB1 to an Azure SQL Database managed instance by using Azure Database Migration Service. How should you configure the backup of DB1? To answer, select the appropriate options in the answer area.  
NOTE: Each correct selection is worth one point. 




Question 6
You have a resource group named App1Dev that contains an Azure SQL Database server named DevServer1. DevServer1 contains an Azure SQL database named DB1. The schema and permissions for DB1 are saved in a Microsoft SQL Server Data Tools (SSDT) database project.    
You need to populate a new resource group named App1Test with the DB1 database and an Azure SQL Server named TestServer1. The resources in App1Test must have the same configurations as the resources in App1Dev.    
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.  




Question 7
You have an Azure Synapse Analytics dedicated SQL pool named Pool1 and an Azure Data Lake Storage Gen2 account named Account1. You plan to access the files in Account1 by using an external table.  
You need to create a data source in Pool1 that you can reference when you create the external table.    
How should you complete the Transact-SQL statement? To answer, select the appropriate options in the answer area.  
NOTE: Each correct selection is worth one point. 




Question 8
You plan to develop a dataset named Purchases by using Azure Databricks. Purchases will contain the following columns: 
ProductID  
ItemPrice 
LineTotal  
Quantity  
StoreID  
Minute  
Month  
Hour Year  
Day    
You need to store the data to support hourly incremental load pipelines that will vary for each StoreID. The solution must minimize storage costs. How should you complete the code? To answer, select the appropriate options in the answer area.  
NOTE: Each correct selection is worth one point. 




Question 9
You are designing a streaming data solution that will ingest variable volumes of data. You need to ensure that you can change the partition count after creation.  
Which service should you use to ingest the data?

  • A: Azure Event HubsStandard
  • B: Azure StreamAnalytics
  • C: Azure DataFactory
  • D: Azure Event HubsDedicated



Question 10
You are building a database in an Azure Synapse Analytics serverless SQL pool.  
YouhavedatastoredinParquetfilesinanAzureDataLakeStorageGen2container.  
Records are structured as shown in the followingsample.  

      
  
The records contain two applicants at most.    
You need to build a table that includes only the address fields.    
How should you complete the Transact-SQL statement? To answer, select the appropriate options in the answer area.    
NOTE: Each correct selection is worth one point. 









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