Microsoft Azure IoT Developer - AZ-220무료 덤프문제 풀어보기
What should you do to identify the cause of the connectivity issues?
정답: B
설명: (Fast2test 회원만 볼 수 있음)
You have an Azure IoT Central application.
You need to connect IoT devices that use SAS tokens to the application without first registering the devices.
In which order should you perform the actions? To answer, move all actions from the list of actions to the answer area and arrange them in the correct order.
You need to connect IoT devices that use SAS tokens to the application without first registering the devices.
In which order should you perform the actions? To answer, move all actions from the list of actions to the answer area and arrange them in the correct order.
정답:
1 - Obtain the group primary key
2 - Generate device SAS Keys.
3 - Flash unique credentials to the devices.
4 - Connect the devices to IoT Central
5 - Associate the devices to a template and approve the connections.
Reference:
https://docs.microsoft.com/en-us/azure/iot-central/core/concepts-get-connected
You need to configure loT module routing to meet the device requirements.
How should you complete the route? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.
How should you complete the route? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.
정답:
You have an Azure subscription that contains the following Azure loT hub:
* Name: Hub1
* Tien SI
* Number of units: 14
The subscription has the tiers and unit costs shown in the following table.
You have 60 loT devices that connect to Hub1. Each loT device sends a single 1-KB message to Hub1 per second. For each of the following statements, select Yes if the statement is true. Otherwise, select No.
NOTE: Each correct selection is worth one point.
* Name: Hub1
* Tien SI
* Number of units: 14
The subscription has the tiers and unit costs shown in the following table.
You have 60 loT devices that connect to Hub1. Each loT device sends a single 1-KB message to Hub1 per second. For each of the following statements, select Yes if the statement is true. Otherwise, select No.
NOTE: Each correct selection is worth one point.
정답:
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 question, you will NOT be able to return to it. As a result, these questions will not appear in the review screen.
You have devices that connect to an Azure IoT hub. Each device has a fixed GPS location that includes latitude and longitude.
You discover that a device entry in the identity registry of the IoT hub is missing the GPS location.
You need to configure the GPS location for the device entry. The solution must prevent the changes from being propagated to the physical device.
Solution: You use an Azure policy to apply tags to a resource group. Does the solution meet the goal?
After you answer a question in this question, you will NOT be able to return to it. As a result, these questions will not appear in the review screen.
You have devices that connect to an Azure IoT hub. Each device has a fixed GPS location that includes latitude and longitude.
You discover that a device entry in the identity registry of the IoT hub is missing the GPS location.
You need to configure the GPS location for the device entry. The solution must prevent the changes from being propagated to the physical device.
Solution: You use an Azure policy to apply tags to a resource group. Does the solution meet the goal?
정답: B
설명: (Fast2test 회원만 볼 수 있음)
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?
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?
정답: A
설명: (Fast2test 회원만 볼 수 있음)
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 have an Azure IoT solution that includes an Azure IoT hub, a Device Provisioning Service instance, and 1,000 connected IoT devices.
All the IoT devices are provisioned automatically by using one enrollment group.
You need to temporarily disable the IoT devices from connecting to the IoT hub.
Solution: You disconnect the Device Provisioning Service from the IoT hub.
Does this meet the goal?
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 have an Azure IoT solution that includes an Azure IoT hub, a Device Provisioning Service instance, and 1,000 connected IoT devices.
All the IoT devices are provisioned automatically by using one enrollment group.
You need to temporarily disable the IoT devices from connecting to the IoT hub.
Solution: You disconnect the Device Provisioning Service from the IoT hub.
Does this meet the goal?
정답: B
설명: (Fast2test 회원만 볼 수 있음)
You have an Azure subscription that contains an Azure loT hub named Hubl and an Azure loT Edge device named Devicel.
You need to configure Devicel to operate in extended offline mode and to support modifying the configuration of modules deployed to Device! while the device is offline.
Solution: From Microsoft Visual Studio Code, you modify the deployment manifest and you configure the address of the localhost for the container registry in the runtime settings of edgeAgent. You deploy the manifest to Device1, and then you restart the device.
Does this meet the goal?
You need to configure Devicel to operate in extended offline mode and to support modifying the configuration of modules deployed to Device! while the device is offline.
Solution: From Microsoft Visual Studio Code, you modify the deployment manifest and you configure the address of the localhost for the container registry in the runtime settings of edgeAgent. You deploy the manifest to Device1, and then you restart the device.
Does this meet the goal?
정답: B
You have an Azure subscription that contains an Azure Time Series Insights environment. The environment has the properties shown in the following table.
You need to create a D.
Which two time series expressions can be correctly used as part of the query? Each correct answer presents a complete solution.
NOTE: Each correct selection is worth one point.
You need to create a D.
Which two time series expressions can be correctly used as part of the query? Each correct answer presents a complete solution.
NOTE: Each correct selection is worth one point.
정답: A,B
설명: (Fast2test 회원만 볼 수 있음)
You have an Azure IoT hub named Hub1 and a root certification authority (CA) named CA1. Hub1 is configured to use X.509 certificate device authentication.
You and a custom manufacturing partner complete a proof of possession flow.
You plan to deploy IoT devices manufactured by the custom manufacturing partner. Each device will have a certificate generated by an intermediate C You need to ensure that the custom devices can connect successfully to Hub1.
Which three actions should you perform in sequence? To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.
You and a custom manufacturing partner complete a proof of possession flow.
You plan to deploy IoT devices manufactured by the custom manufacturing partner. Each device will have a certificate generated by an intermediate C You need to ensure that the custom devices can connect successfully to Hub1.
Which three actions should you perform in sequence? To answer, move the appropriate actions from the list of actions to the answer area and arrange them in the correct order.
정답:
1 - Sign the intermediate CA certificate by using the CA1 certificate.
2 - Sign the device certificate by using the intermediate CA
3 - Deploy the certificate chain to the device.
Reference:
https://docs.microsoft.com/en-us/azure/iot-dps/concepts-x509-attestation
You have an Azure loT solution that includes an Azure loT hub and a Device Provisioning Service instance.
Several enrolled devices are stolen.
You need to prevent the stolen devices from connecting to the loT solution. The solution must prevent the devices from re-enrollment and must be implemented as soon as possible.
What should you do?
Several enrolled devices are stolen.
You need to prevent the stolen devices from connecting to the loT solution. The solution must prevent the devices from re-enrollment and must be implemented as soon as possible.
What should you do?
정답: B
You have an Azure IoT hub that has a hostname of contoso-hub.azure-devices.net and an MCU-based IoT device named Device1. Device1 does NOT support Azure IoT SDKs.
You plan to connect Device1 to the IoT hub by using the Message Queuing Telemetry Transport (MQTT) protocol and to authenticate by using X.509 certificates.
You need to ensure that Device1 can authenticate to the IoT hub.
What should you do?
You plan to connect Device1 to the IoT hub by using the Message Queuing Telemetry Transport (MQTT) protocol and to authenticate by using X.509 certificates.
You need to ensure that Device1 can authenticate to the IoT hub.
What should you do?
정답: A
설명: (Fast2test 회원만 볼 수 있음)
You have an Azure loT Central application. One thousand devices are registered to the application.
You need to modify a property on all the devices. The solution must minimize administrative effort.
What should you create?
You need to modify a property on all the devices. The solution must minimize administrative effort.
What should you create?
정답: D