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…

The correct answer is C. Azure Service Bus. 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. https://docs.microsoft.com/en-us/azure/service-bus-messaging/service-bus-azure-and-service…

Submitted by hassan_iq· Mar 30, 2026Connect to and consume Azure services and third-party services

Question

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?

Options

AAzure Storage Queue
BAzure Event Hub
CAzure Service Bus
DAzure Event Grid

How the community answered

(28 responses)

A
7% (2)
B
14% (4)
C
75% (21)
D
4% (1)

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

Topics

#Service Bus#FIFO messaging#message queuing#microservices

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