Microsoft Exam AZ-220 Topic 23 Question 32 Discussion

Actual exam question for Microsoft's AZ-220 exam

Question #: 32
Topic #: 23

[All AZ-220 Questions]

You have an Azure IoT hub that receives messages from an IoT device. The messages are serialized as Protobuf.

You need the IoT hub to route the messages.

What should you do first?

AFrom the Azure portal, add desired properties to the device twin.

BConfigure the loT device to add application properties to the messages.

CFrom the Azure portal, configure the loT hub to add message enrichments.

DConfigure the loT device to add ASCII-encoded properties to the body of the messages.

Show Suggested Answer

Suggested Answer: A

Device twins store device-related information that:

Device and back ends can use to synchronize device conditions and configuration.

The solution back end can use to query and target long-running operations.

Desired properties. Used along with reported properties to synchronize device configuration or conditions. The solution back end can set desired properties, and the device app can read them. The device app can also receive notifications of changes in the desired properties.

https://docs.microsoft.com/en-us/azure/iot-hub/iot-hub-devguide-device-twins

by Corinne at May 07, 2022, 07:13 PM

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