Azure Front Door is an application delivery network that offers global load balancing and site acceleration services for web applications. It provides Layer seven capabilities for applications such as SSL offload, fast failover, path-based routing, caching, etc. to enhance the performance and availability of applications.
Option A is incorrect. The given statement describes the Traffic Manager, not Front Door.
Option B is incorrect. The application gateway offers an application delivery controller (ADC) as a service, supporting different Layer 7 load balancing capabilities.
Option C is incorrect. Azure Load Balancer is a high-performance and ultra low-latency Layer 4 load balancing service (inbound & outbound) for all TCP and UDP protocols.
Option D is correct. The given statement rightly describes the Azure Front Door.
Reference:
https://docs.microsoft.com/en-us/azure/architecture/guide/technology-choices/load-balancing- overview