What is the primary benefit of deploying applications across two Azure regions?

Deploying applications across two Azure regions primarily benefits from improved disaster recovery. This practice allows for redundancy and resilience, ensuring that if one region experiences an outage or any significant issue, the application can continue to operate from the other region. This geographical separation minimizes the risk of a single point of failure and enhances business continuity.

In a disaster recovery scenario, having applications in multiple regions enables organizations to quickly failover in the event of a disaster, keeping their services available and operational for users. It also allows for data replication strategies that ensure critical information is consistently updated and recoverable.

While reduced latency and increased bandwidth might be valid considerations in deploying applications, these factors can vary depending on the specific architecture and network conditions and are not guaranteed benefits of a multi-region deployment. Cost considerations are often seen as an important factor in cloud architecture as well. However, typically, deploying across multiple regions incurs additional costs due to the need for more resources and management of the application's infrastructure.

Thus, the primary advantage of this multi-region deployment strategy lies in enhancing the disaster recovery capabilities, providing a robust solution that can handle unexpected disruptions effectively.