The Azure SQL Database tier can be measured in$...$

DTUs

vCores

Both

You can run a query on Azure SQL Database with...

SQL Server Management Studio

Query Editor in Azure Portal

Both

To connect to Azure SQL Database, you need to$...$

Add an IP address to a firewall rule

Allow an IP in VNet

Allow an IP in the master database

To create an Azure SQL Database replica, you can use...

Database backup

Database export

Geo$-$replication

To create a highly available Azure SQL Database, you need to create a$...$

Failover group

Failover cluster

Always$-$On

To mask columns in Azure SQL Database, you use...

Transparent data encryption

Dynamic data masking

Data classification

To detect potential threats to your database, you use...

Vulnerability assessment

Advanced threat protection

Both