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DP-300 · Question #337

Case Study 5 - ADatum Corporation Overview ADatum Corporation is a financial services company that has a main office in New York City. Existing Environment Licensing Agreement ADatum has a Microsoft…

The correct answer is D. an Azure Blob Storage container. Explanation When using Extended Events in Azure SQL Database, the event_file target must write to Azure Blob Storage, as this is the only supported external storage destination for event files in the Azure SQL Database environment - replacing the local disk file share…

Submitted by haru.x· Mar 6, 2026Monitor, configure, and optimize database resources

Question

Case Study 5 - ADatum Corporation Overview ADatum Corporation is a financial services company that has a main office in New York City. Existing Environment Licensing Agreement ADatum has a Microsoft Volume Licensing agreement that includes Software Assurance. Network Infrastructure ADatum has an on-premises datacenter and an Azure subscription named Sub1. Sub1 contains a virtual network named Network1 in the East US Azure region. The datacenter is connected to Network1 by using a Site-to-Site (S2S) VPN. Identity Environment The on-premises network contains an Active Directory Domain Services (AD DS) forest. The forest contains a single domain named corp.adatum.com. The corp.adatum.com domain syncs with a Microsoft Entra tenant named adatum.com. Database Environment The datacenter contains the servers shown in the following table. DB1 and DB2 are used for transactional and analytical workloads by an application named App1. App1 runs on Microsoft Entra hybrid joined servers that run Windows Server 2022. App1 uses Kerberos authentication. DB3 stores compliance data used by two applications named App2 and App3. DB3 performance is monitored by using Extended Events sessions, with the event_file target set to a file share on a local disk of SVR3. Resource allocation for DB3 is managed by using Resource Governor. Requirements Planned Changes ADatum plans to implement the following changes: - Deploy an Azure SQL managed instance named Instance1 to Network1. - Migrate DB1 and DB2 to Instance1. - Migrate DB3 to Azure SQL Database. - Following the migration of DB1 and DB2, hand over database development to remote developers who use Microsoft Entra joined Windows 11 devices. - Following the migration of DB3, configure the database to be part of an auto-failover group. Availability Requirements ADatum identifies the following post-migration availability requirements: - For DB1 and DB2, offload analytical workloads to a read-only database replica in the same Azure region. - Ensure that if a regional disaster occurs, DB1 and DB2 can be recovered from backups. - After the migration, App1 must maintain access to DB1 and DB2. - For DB3, manage potential performance issues caused by resource demand changes by App2 and App3. - Ensure that DB3 will still be accessible following a planned failover. - Ensure that DB3 can be restored if the logical server is deleted. - Minimize downtime during the migration of DB1 and DB2. Security Requirements ADatum identifies the following security requirements for after the migration: - Ensure that only designated developers who use Microsoft Entra joined Windows 11 devices can access DB1 and DB2 remotely. - Ensure that all changes to DB3, including ones within individual transactions, are audited and recorded. Management Requirements ADatum identifies the following post-migration management requirements: - Continue using Extended Events to monitor DB3. - In Azure SQL Database, automate the management of DB3 by using elastic jobs that have database-scoped credentials. Business Requirements ADatum identifies the following business requirements: - Minimize costs whenever possible, without affecting other requirements. - Minimize administrative effort. You need to identify the event_file target for monitoring DB3 after the migration to Azure SQL Database. The solution must meet the management requirements. What should you use as the event_file target?

Options

  • Aa SQL Server filegroup
  • Ban Azure SQL database
  • Can Azure Files share
  • Dan Azure Blob Storage container

How the community answered

(26 responses)
  • A
    4% (1)
  • B
    15% (4)
  • C
    8% (2)
  • D
    73% (19)

Explanation

Explanation

When using Extended Events in Azure SQL Database, the event_file target must write to Azure Blob Storage, as this is the only supported external storage destination for event files in the Azure SQL Database environment - replacing the local disk file share previously used on SVR3. This aligns with the management requirement to continue using Extended Events after migration to Azure SQL Database.

Why the distractors are wrong:

  • A (SQL Server filegroup): Filegroups are internal database storage structures used for data files, not valid targets for Extended Events session output.
  • B (Azure SQL database): While Azure SQL Database is the migration destination, it is not a valid event_file target; the ring_buffer target can write within the database, but event_file requires an external storage location.
  • C (Azure Files share): Although Azure Files provides SMB-based file sharing, Azure SQL Database's Extended Events event_file target only supports Azure Blob Storage - not Azure Files shares - as the external write destination.

Memory Tip

Think "Blob for the job" - in Azure SQL Database, Extended Events need to write outside the database to persistent storage, and the only supported external target is Azure Blob Storage (using a SAS URL). If you remember that Azure SQL Database is serverless/managed with no local disk access, Blob Storage is the logical answer.

Topics

#Azure SQL Database#Extended Events#Monitoring#Azure Blob Storage

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