Your company is deploying a mission-critical e-commerce application to Azure that requires 99.99% uptime. The application must continue operating even if an entire Azure datacenter becomes unavailable. Which Azure architecture approach best ensures this level of reliability?

Question

Accepted Answer

Deploy the application across multiple availability zones within a single Azure region

Answer

Deploy the application to a single availability zone with Azure Site Recovery enabled

Answer

Deploy the application to multiple virtual machines within the same datacenter using a load balancer

Answer

Deploy the application using Azure Reserved Instances to guarantee capacity availability

AZ-900 Question 392