What disaster recovery model should be implemented to ensure rapid restoration of operations after an outage?

Choosing a hot site as the disaster recovery model for ensuring rapid restoration of operations after an outage is effective because a hot site is a fully operational data center maintained in real-time sync with the primary site. This means that in the event of an outage, businesses can switch to the hot site almost immediately, minimizing downtime and the impact on operations.

A hot site typically has all the necessary hardware, software, and configurations ready to go, so when failure occurs, recovery can occur in minutes rather than hours or days. This immediacy is crucial for organizations that rely heavily on continuous availability, especially those in sectors where time is of the essence, such as finance or healthcare.

In contrast, while an active/active model also provides high availability and allows for operations to continue seamlessly across multiple sites, it can be more complex and costly, as it requires multiple fully operational sites to share the load. Warm sites are less immediate, as they require some configuration to become fully operational, while cold sites may take the longest to restore since they only include the hardware and require everything to be set up from scratch after an outage. Thus, the hot site is the most suitable choice for rapid restoration.