Microsoft
AZ-220 · Question #60
You have 1,000 devices that connect to an Azure IoT hub. You are performing a scheduled check of deployed IoT devices. You plan to run the following command from the Azure CLI prompt. az iot hub…
The correct answer is A. the Device Disconnected events. The IoT Hub publishes the Microsoft.Devices.DeviceDisconnected event type, which is published when a device is disconnected from an IoT hub. https://docs.microsoft.com/en-us/azure/iot-hub/iot-hub-event-grid#event-types
Provision and manage devices
Question
You have 1,000 devices that connect to an Azure IoT hub. You are performing a scheduled check of deployed IoT devices. You plan to run the following command from the Azure CLI prompt. az iot hub query --hub-name hub1 --query-command "SELECT * FROM devices WHERE connectionState = 'Disconnected'" What does the command return?
Options
- Athe Device Disconnected events
- Bthe device twins
- Cthe Connections logs
- Dthe device credentials
How the community answered
(38 responses)- A84% (32)
- B8% (3)
- C3% (1)
- D5% (2)
Explanation
The IoT Hub publishes the Microsoft.Devices.DeviceDisconnected event type, which is published when a device is disconnected from an IoT hub. https://docs.microsoft.com/en-us/azure/iot-hub/iot-hub-event-grid#event-types
Topics
#IoT Hub query#device twins#connection state#Azure CLI
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