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NEW QUESTION 1

You have an instance of SQL Server on Azure Virtual Machines.
You need to ensure that a user named User1 can configure proxy accounts for SQL Server Agent jobs. The solution must use the principle of least privilege.
Which role should you assign to User1?

  • A. sysadmin
  • B. SQLAgentUserRole
  • C. SQLAgentReaderRole
  • D. SQLAgentOperatorRole

Answer: A

NEW QUESTION 2

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.
DP-300 dumps exhibit


Solution:
Graphical user interface, table Description automatically generated
Box 1: blob
The following example creates an external data source for Azure Data Lake Gen2 CREATE EXTERNAL DATA SOURCE YellowTaxi
WITH ( LOCATION = 'https://azureopendatastorage.blob.core.windows.net/nyctlc/yellow/', TYPE = HADOOP)
Box 2: HADOOP
Reference:
https://docs.microsoft.com/en-us/azure/synapse-analytics/sql/develop-tables-external-tables

Does this meet the goal?
  • A. Yes
  • B. Not Mastered

Answer: A

NEW QUESTION 3

You have a new Azure SQL database named DB1 on an Azure SQL server named AzSQL1. The only user who was created is the server administrator.
You need to create a contained database user in DB1 who will use Azure Active Directory (Azure AD) for authentication.
Which three 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.
DP-300 dumps exhibit


Solution:
Step 1: Set up the Active Directory Admin for AzSQL1. Step 2: Connect to DB1 by using the server administrator.
Sign into your managed instance with an Azure AD login granted with the sysadmin role. Step 3: Create a user by using the FROM EXTERNAL PROVIDER clause.
FROM EXTERNAL PROVIDER is available for creating server-level Azure AD logins in SQL Database managed instance. Azure AD logins allow database-level Azure AD principals to be mapped to server-level Azure AD logins. To create an Azure AD user from an Azure AD login use the following syntax:
CREATE USER [AAD_principal] FROM LOGIN [Azure AD login] Reference:
https://docs.microsoft.com/en-us/sql/t-sql/statements/create-user-transact-sql

Does this meet the goal?
  • A. Yes
  • B. Not Mastered

Answer: A

NEW QUESTION 4

You have an Azure subscription.
Vou need to deploy two instances of SQL Server on Azure virtual machines in a highly available configuration that will use an Always On availability group. The solution must meet the following requirements:
• Minimize how long it takes to fail over.
• Maintain existing connections to the primary replica during a failover. What should you do?

  • A. Connect each virtual machine to a single subnet on a single virtual network.
  • B. Connect each virtual machine to a single subnet on a virtual networ
  • C. Deploy a standard Azure load balancer.
  • D. Connect each virtual machine to a different subnet on a single virtual network.
  • E. Connect each virtual machine to a different subnet on a virtual networ
  • F. Deploy a basic Azure load balancer.

Answer: C

NEW QUESTION 5

You have an Azure SQL database named DB1 that contains a table named Table 1. You run a query to load data into Table1.
The performance metrics of Table1 during the load operation are shown in the following exhibit.
DP-300 dumps exhibit
Use the drop-down menus to select the answer choice that completes each statement based on the information presented in the graphic. NOTE: Each correct selection is worth one point.
DP-300 dumps exhibit


Solution:
DP-300 dumps exhibit

Does this meet the goal?
  • A. Yes
  • B. Not Mastered

Answer: A

NEW QUESTION 6

You plan to move two 100-GB databases to Azure.
You need to dynamically scale resources consumption based on workloads. The solution must minimize downtime during scaling operations.
What should you use?

  • A. two Azure SQL Databases in an elastic pool
  • B. two databases hosted in SQL Server on an Azure virtual machine
  • C. two databases in an Azure SQL Managed instance
  • D. two single Azure SQL databases

Answer: A

Explanation:
Azure SQL Database elastic pools are a simple, cost-effective solution for managing and scaling multiple databases that have varying and unpredictable usage demands. The databases in an elastic pool are on a single server and share a set number of resources at a set price.
Reference:
https://docs.microsoft.com/en-us/azure/azure-sql/database/elastic-pool-overview

NEW QUESTION 7

You plan to move two 100-GB databases to Azure.
You need to dynamically scale resources consumption based on workloads. The solution must minimize downtime during scaling operations.
What should you use?

  • A. An Azure SQL Database elastic pool
  • B. SQL Server on Azure virtual machines
  • C. an Azure SQL Database managed instance
  • D. Azure SQL databases

Answer: A

Explanation:
Azure SQL Database elastic pools are a simple, cost-effective solution for managing and scaling multiple databases that have varying and unpredictable usage demands. The databases in an elastic pool are on a single server and share a set number of resources at a set price.
Reference:
https://docs.microsoft.com/en-us/azure/azure-sql/database/elastic-pool-overview

NEW QUESTION 8

You are designing an enterprise data warehouse in Azure Synapse Analytics that will contain a table named Customers. Customers will contain credit card information.
You need to recommend a solution to provide salespeople with the ability to view all the entries in Customers. The solution must prevent all the salespeople from viewing or inferring the credit card information.
What should you include in the recommendation?

  • A. row-level security
  • B. data masking
  • C. Always Encrypted
  • D. column-level security

Answer: B

Explanation:
Azure SQL Database, Azure SQL Managed Instance, and Azure Synapse Analytics support dynamic data masking. Dynamic data masking limits sensitive data exposure by masking it to non-privileged users.
The Credit card masking method exposes the last four digits of the designated fields and adds a constant string as a prefix in the form of a credit card.
Example:
XXXX-XXXX-XXXX-1234

NEW QUESTION 9

You have an Azure subscription that contains a server named Server1. Server1 hosts two Azure SQL databases named DB1 and DB2.
You plan to deploy a Windows app named App1 that will authenticate to DB2 by using SQL authentication. You need to ensure that App1 can access DB2. The solution must meet the following requirements:
DP-300 dumps exhibit App1 must be able to view only DB2.
DP-300 dumps exhibit Administrative effort must be minimized. What should you create?

  • A. a contained database user for App1 on DB2
  • B. a login for App1 on Server1
  • C. a contained database user from an external provider for App1 on DB2
  • D. a contained database user from a Windows login for App1 on DB2

Answer: D

Explanation:
Reference:
https://docs.microsoft.com/en-us/sql/relational-databases/security/contained-database-users-making-your-databa

NEW QUESTION 10

You need to implement statistics maintenance for SalesSQLDb1. The solution must meet the technical
requirements.
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.
DP-300 dumps exhibit


Solution:
Automating Azure SQL DB index and statistics maintenance using Azure Automation:
* 1. Create Azure automation account (Step 1)
* 2. Import SQLServer module (Step 2)
* 3. Add Credentials to access SQL DB
This will use secure way to hold login name and password that will be used to access Azure SQL DB
* 4. Add a runbook to run the maintenance (Step 3)
Steps:1. Click on "runbooks" at the left panel and then click "add a runbook"
* 2. Choose "create a new runbook" and then give it a name and choose "Powershell" as the type of the runbook and then click on "create"
DP-300 dumps exhibit
* 5. Schedule task (Step 4)
Steps:1. Click on Schedules2. Click on "Add a schedule" and follow the instructions to choose existing schedule or create a new schedule.
Reference:
https://techcommunity.microsoft.com/t5/azure-database-support-blog/automating-azure-sql-db-index-and-statist

Does this meet the goal?
  • A. Yes
  • B. Not Mastered

Answer: A

NEW QUESTION 11

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 availability groups
  • B. database mirroring
  • C. log shipping
  • D. Database Migration Assistant

Answer: D

Explanation:
Ref:https://docs.microsoft.com/en-us/azure/dms/tutorial-sql-server-to-azure-sql

NEW QUESTION 12

You have an Azure subscription that contains a storage account named databasebackups. You have an Azure SQL managed instance named DB1.
You need to back up DB1 to databasebackups.
How should you complete the commands? To answer, select the appropriate options in the answer area. NOTE: Each correct selection is worth one point.
DP-300 dumps exhibit


Solution:
DP-300 dumps exhibit

Does this meet the goal?
  • A. Yes
  • B. Not Mastered

Answer: A

NEW QUESTION 13

You plan to migrate on-premises Microsoft SQL Server databases to Azure.
You need to identify which deployment and resiliency options meet the following requirements:
DP-300 dumps exhibit Support user-initiated backups.
DP-300 dumps exhibit Support multiple automatically replicated instances across Azure regions.
DP-300 dumps exhibit Minimize administrative effort to implement and maintain business continuity. What should you identify? To answer, select the appropriate options in the answer area.
NOTE:Each correct selection is worth one point.
DP-300 dumps exhibit


Solution:
Box 1: SQL Server on Azure VMs
SQL Server on Azure Virtual Machines can take advantage of Automated Backup, which regularly creates backups of your database to blob storage. You can also manually use this technique.
Box 2: Active geo-replication
Geo-replication for services such as Azure SQL Database and Cosmos DB will create secondary replicas of your data across multiple regions. While both services will automatically replicate data within the same region, geo-replication protects you against a regional outage by enabling you to fail over to a secondary region.
Reference:
https://docs.microsoft.com/en-us/azure/azure-sql/virtual-machines/windows/sql-server-on-azure-vm-iaas-what-i https://docs.microsoft.com/en-us/dotnet/architecture/cloud-native/infrastructure-resiliency-azure

Does this meet the goal?
  • A. Yes
  • B. Not Mastered

Answer: A

NEW QUESTION 14

You have an Azure subscription that contains a SQL Server on Azure Virtual Machines instance named SQLVMI. SQLVMI hosts a database named OBI.
You need to retrieve query plans from the Query Store on DBI. What should you do first?

  • A. On SQLVM1, install the SQL Server laaS Agent extension.
  • B. From Microsoft SQL Server Management Studio, modify the properties of the SQL Server instance.
  • C. From Microsoft SQL Server Management Studio, modify the properties of DB 1.
  • D. On SQLVM1, install the Azure Monitor agent for Windows.

Answer: B

NEW QUESTION 15

You have a SQL pool in Azure Synapse that contains a table named dbo.Customers. The table contains a column name Email.
You need to prevent nonadministrative users from seeing the full email addresses in the Email column. The users must see values in a format of aXXX@XXXX.com instead.
What should you do?

  • A. From the Azure portal, set a mask on the Email column.
  • B. From the Azure portal, set a sensitivity classification of Confidential for the Email column.
  • C. From Microsoft SQL Server Management Studio, set an email mask on the Email column.
  • D. From Microsoft SQL Server Management Studio, grant the SELECT permission to the users for all the columns in the dbo.Customers table except Email.

Answer: B

Explanation:
The Email masking method, which exposes the first letter and replaces the domain with XXX.com using a constant string prefix in the form of an email address.
Example: aXX@XXXX.com

NEW 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 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 mapping data flow, and then inserts the data into the data warehouse.
Does this meet the goal?

  • A. Yes
  • B. No

Answer: B

Explanation:
If you need to transform data in a way that is not supported by Data Factory, you can create a custom activity, not a mapping flow,5 with your own data processing logic and use the activity in the pipeline. You can create a custom activity to run R scripts on your HDInsight cluster with R installed. Reference:
https://docs.microsoft.com/en-US/azure/data-factory/transform-data

NEW QUESTION 17

You have an Azure subscription.
You need to deploy an Azure SQL resource that will support cross database queries by using an Azure Resource Manager (ARM) template.
How should you complete the ARM template? To answer, select the appropriate options in the answer area.
NOTE:Each correct selection is worth one point.
DP-300 dumps exhibit


Solution:
Graphical user interface, text, application, Word, email Description automatically generated
Reference:
https://docs.microsoft.com/en-us/azure/azure-sql/managed-instance/create-template-quickstart?tabs=azure-powe

Does this meet the goal?
  • A. Yes
  • B. Not Mastered

Answer: A

NEW QUESTION 18
......

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