Answer :
Final answer:
Both Azure Event Grid and Azure Event Hub can be used for reliable messaging and resiliency, with Event Grid being better for event routing and Event Hub for telemetry and data streaming. So, the correct option is c) Either.
Explanation:
When comparing Azure Event Grid and Azure Event Hub for reliable messaging and resiliency, both are designed for high-throughput, event-driven architecture, but they cater to different scenarios. Event Grid is optimal for reactive programming and event routing to multiple subscribers, providing reliable event delivery through retry policies and dead-lettering. Event Hub is ideal for telemetry and data streaming, with features like partitioning and replay capabilities offering resiliency and durability for large-scale event processing.
Based on the context of needing reliable messaging and resiliency, either Event Grid or Event Hub could be suitable depending on the specific requirement of the system in question. If the need is for a reactive event routing service, Event Grid is the better choice. For large-scale event ingestion and streaming, Event Hub would be the way to go.
