What should you use?

You are developing an e-commerce solution that uses a microservice architecture.

You need to design a communication backplane for communicating transactional messages between various parts of the solution. Messages must be communicated in first-in-first-out (FIFO) order.

What should you use?
A . Azure Storage Queue
B . Azure Event Hub
C . Azure Service Bus
D . Azure Event Grid

Answer: C

Explanation:

As a solution architect/developer, you should consider using Service Bus queues when:

✑ Your solution requires the queue to provide a guaranteed first-in-first-out (FIFO) ordered delivery.

Reference: https://docs.microsoft.com/en-us/azure/service-bus-messaging/service-bus-azure-and-service-bus-queues-compared-contrasted