AZ-200 Azure Messaging & Events

Question 1

What is the key difference between Azure Service Bus queues and Azure Storage queues?

Accepted Answer

Service Bus supports advanced features like sessions, dead-lettering, and duplicate detection; Storage queues are simpler and cheaper

Answer

Azure Service Bus provides enterprise messaging features like message sessions, dead-letter queues, duplicate detection, and transactions, while Storage queues are simpler and cost-effective.

Question 2

Which Azure Service Bus feature ensures that messages related to the same entity (e.g., same order ID) are processed in order by a single consumer?

Accepted Answer

Message sessions

Answer

Message sessions in Azure Service Bus group related messages by a session ID and guarantee ordered, exclusive processing by a single receiver.

Question 3

What happens to a Service Bus message that fails processing repeatedly and exceeds the max delivery count?

Accepted Answer

The message is moved to the dead-letter queue (DLQ)

Answer

When a message exceeds its maximum delivery count, Service Bus automatically moves it to the dead-letter queue (DLQ) for inspection and manual handling.

Question 4

What is the primary use case for Azure Event Grid?

Accepted Answer

Reactive, event-driven routing of discrete events to multiple subscribers

Answer

Event Grid excels at routing discrete events from Azure services or custom sources to event handlers, enabling reactive, serverless, event-driven architectures.

Question 5

What is the maximum message size supported by Azure Service Bus in the Premium tier?

Accepted Answer

100 MB

Answer

Azure Service Bus Premium tier supports messages up to 100 MB, while the Standard tier supports up to 256 KB.

AZ-200 - Microsoft Azure Developer Practice Test

AZ-200 - Microsoft Azure Developer Practice Test

AZ-200 Azure Messaging & Events