Your company is deploying a mission-critical application to Azure that must guarantee 99.99% uptime. The application processes financial transactions and cannot tolerate extended downtime. Which Azure architectural approach would BEST support this reliability requirement?

Question

Accepted Answer

Deploy the application across multiple Azure regions with automated failover

Answer

Use a single Azure region with premium storage and Azure Backup configured for daily backups

Answer

Implement vertical scaling by using the largest available VM size in a single availability zone

Answer

Deploy the application to a single datacenter with Azure Site Recovery configured for disaster recovery

AZ-900 Question 391