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Question 1
Which Azure IoT Hub tier is REQUIRED to use IoT Hub message routing, device twins, and Azure IoT Edge module deployment?
Correct Answer:
Standard (S1/S2/S3)
Question 2
A developer registers a new device in IoT Hub using SAS authentication. Which value, combined with the device ID and the IoT Hub hostname, lets the device generate a SAS token to connect?
Correct Answer:
The device's primary symmetric key
Question 3
You need IoT Hub to route only telemetry messages whose body contains a temperature property greater than 30 to a Service Bus queue endpoint. What should you configure?
Correct Answer:
A custom endpoint plus a routing query 'temperature > 30' on data source DeviceMessages
Question 4
An IoT Hub message contains a JSON body but the routing query 'temperature > 30' never matches. What is the MOST likely cause?
Correct Answer:
The device sends the message without contentType=application/json and contentEncoding=utf-8
Question 5
What happens to telemetry messages that do not match any custom IoT Hub route when the fallback route is enabled?
Correct Answer:
They are sent to the built-in Event Hub-compatible endpoint
Question 1
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About this Exam

Prepare with the Azure IoT Developer (AZ-220) Practice Questions - Microsoft Azure IoT Developer Specialty (AZ-220) Exam practice quiz. This question bank includes 100 questions covering device, azure, devices, edge, and telemetry. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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Azure IoT Developer (AZ-220) Practice Questions - Microsoft Azure IoT Developer Specialty (AZ-220) Exam

This practice set contains 100 questions from the matching question bank and focuses on device, azure, devices, edge, and telemetry. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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