nerdexam
Microsoft

AZ-220 · Question #105

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might…

The correct answer is A. Yes. Device twins are JSON documents that store device state information including metadata, configurations, and conditions. Azure IoT Hub maintains a device twin for each device that you connect to IoT Hub. Device identity properties. The root of the device twin JSON document…

Implement IoT Edge

Question

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution. After you answer a question in this section, you will NOT be able to return to it. As a result, these questions will not appear in the review screen. You are developing a custom Azure IoT Edge module. The module needs to identify the device ID of the local device. Solution: You configure the module to read the device ID of the device twin. Does this meet the goal?

Options

  • AYes
  • BNo

How the community answered

(61 responses)
  • A
    70% (43)
  • B
    30% (18)

Explanation

Device twins are JSON documents that store device state information including metadata, configurations, and conditions. Azure IoT Hub maintains a device twin for each device that you connect to IoT Hub. Device identity properties. The root of the device twin JSON document contains the read-only properties from the corresponding device identity stored in the identity registry. https://docs.microsoft.com/en-us/azure/iot-hub/iot-hub-devguide-device-twins

Topics

#IoT Edge module#device ID#module twin#environment variables

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