What happens when you exceed the DTU limit in your Azure SQL Database?
ADatabase automatically upgrades tier.
BDatabase throttles queries temporarily.
CConnections are instantly severed.
DPerformance improves without intervention.
Explanation
Exceeding DTU limit causes query performance throttling, not automatic upgrades or improvements.
Q82
What is the maximum size for a single Azure SQL Database?
A500 GB
B1 TB
C5 TB
DUnlimited
Explanation
The maximum size for a single Azure SQL Database is 5 TB, while the other options are incorrect limit constraints.
Q83
A company needs to automate backups for their Azure SQL Database. Which feature should they use?
APoint-in-time restore
BLong-term retention
CAutomated backups
DManual export
Explanation
Automated backups are the feature specifically designed to automate backup processes, while the others are manual or specific scenarios.
Q84
You are configuring a Managed Instance with VNet integration. What happens if the virtual network is deleted?
AInstance continues to function.
BInstance will be deleted.
CInstance shows limited access.
DInstance automatically restarts.
Explanation
The Managed Instance will be deleted if its associated virtual network is deleted, whereas the other options inaccurately depict instance behavior.
Q85
Which service provides automatic scaling of SQL databases?
AAzure SQL Database Serverless
BAzure Data Lake Storage
CAzure Blob Storage
DAzure Functions
Explanation
Azure SQL Database Serverless automatically scales based on demand, while others do not provide this feature.
Q86
A company needs to enable geo-replication for disaster recovery. Which Azure SQL feature should they use?
APoint-in-time restore
BActive geo-replication
CLong-term backup retention
DDatabase snapshots
Explanation
Active geo-replication allows for real-time data replication across regions for disaster recovery, while others do not offer this capability.
Q87
What happens when a SQL Managed Instance exceeds its DTU limit?
ADatabase is automatically deleted
BQueries are queued until resources are available
CApplication crashes and stops responding
DServer scale up occurs automatically
Explanation
Queries are queued until the DTU limit is under control, while the other options are incorrect responses to hitting a limit.
Q88
What service provides serverless database options in Azure SQL?
AAzure SQL Database
BAzure Functions
CAzure Blob Storage
DAzure Kubernetes Service
Explanation
Azure SQL Database offers serverless options, while the others serve different purposes.
Q89
A company needs to migrate its SQL Server on-premises databases to Azure. Which tool is recommended for this task?
AAzure Migrate
BAzure Data Factory
CAzure DevOps
DSQL Server Management Studio
Explanation
Azure Migrate provides specialized tools for database migration compared to the others.
Q90
What happens when you set the 'MAXDOP' option to 1 for a query in Azure SQL Database?
AUse multiple threads to execute
BUse a single thread for execution
CExecute without resource limits
DIncrease execution speed significantly
Explanation
'MAXDOP' set to 1 restricts execution to a single thread, limiting parallelism.