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AZ-220 Exam Questions & Answers

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AZ-220 Exam Questions & Answers

Vendor: Microsoft

Certifications: Specialty

Exam Code: AZ-220

Exam Name: Microsoft Azure IoT Developer

Updated: Oct 04, 2024

Q&As: 193

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AZ-220 Online Practice Questions and Answers

Questions 1

You have an Azure IoT solution that includes an Azure IoT hub and 100 Azure IoT Edge devices.

You plan to deploy the IoT Edge devices to external networks. The firewalls of the external networks only allow traffic on port 80 and port 443.

You need to ensure that the devices can connect to the IoT hub. The solution must minimize costs.

What should you do?

A. Configure the upstream protocol of the devices to use MQTT over TCP.

B. Configure the upstream protocol of the devices to use MQTT over WebSocket.

C. Connect the external networks to the IoT solution by using ExpressRoute.

D. Integrate cellular communication hardware onto the devices and avoid the use of the external networks.

Show Answer
Questions 2

You have an Azure Stream Analytics job that connects to an Azure IoT hub named Hub1445 as a streaming data source. Hub1445 is configured as shown in the exhibit.

The Stream Analytics job fails to receive any messages from the IoT hub. What should you do to resolve the issue?

A. Change the Route1 route query to true.

B. Enable the Route3 route.

C. Disable the Route2 route.

D. Enable the fallback route.

Show Answer
Questions 3

From the Device Provisioning Service, you create an enrollment as shown in the exhibit.

You need to deploy a new IoT device.

What should you use as the device identity during attestation?

A. a self-signed X.509 certificate

B. the random string of alphanumeric characters

C. the HMAC-SHA256 hash of the device's registration ID

D. the endorsement key of the device's Trusted Platform Module (TPM)

Show Answer More Questions

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