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Topics of AZ-220:Microsoft Azure IoT Developer Exam

Candidates should apprehend the examination topics before they begin of preparation. because it'll extremely facilitate them in touch the core. Our AZ-220 exam dumps will include the following topics:

1. Implement the IoT solution infrastructure (15-20%)

Create and configure an IoT Hub

• Configure IoT Hub tier and scaling
• Configure a device twin
• Create an IoT Hub
• Register a device

Build device messaging and communication

• Implement device-to-cloud communication
• Configure file upload for devices
• Implement cloud-to-device communication
• Build messaging solutions by using SDKs (device and service)

Configure physical IoT devices

• Recommend an appropriate protocol based on device specifications
• Configure device networking, topology, and connectivity

2. Provision and manage devices (20-25%)

Implement the Device Provisioning Service (DPS)

• Link an IoT Hub to the DPS
• Create a new enrollment in DPS
• Manage allocation policies by using Azure Functions
• Create a Device Provisioning Service

Manage the device lifecycle

• Provision a device by using DPS
• Decommission (disenroll) a device
• Deprovision an autoenrollment

Manage IoT devices by using IoT Hub

• Trigger an action on a set of devices by using IoT Hub Jobs and Direct Methods
• Modify device twin tags and properties
• Set up Automatic Device Management of IoT devices at scale
• Manage devices list in the IoT Hub device registry

Build a solution by using IoT Central

• Define a device type in Azure IoT Central
• Add and manage devices from IoT Central
• Monitor devices
• Configure rules and actions in Azure IoT Central
• Define the operator view

3. Implement Edge (15-20%)

Set up and deploy an IoT Edge device

• Define and implement deployment manifest
• Update security daemon and runtime
• Create a deployment for IoT Edge devices
• Deploy a single IoT device to IoT Edge
• Install container runtime on IoT devices
• Create a device identity in IoT Hub

Develop modules

• Publish an IoT Edge module to an Azure Container Registry
• Create and configure an Edge module
• Deploy a module to an Edge device

Configure an IoT Edge device

• Implement and configure offline support
• Select and deploy an appropriate gateway pattern
• Implement module-to-module communication

4.Process and manage data (15-20%)

Configure routing in Azure IoT Hub

• Configure routing of IoT Device messages to endpoints
• Define and test routing queries
• Integrate with Event Grid
• Implement message enrichment in IoT Hub

Configure stream processing

• Configure Stream Analytics outputs
• Create ASA for data and stream processing of IoT data
• Process and filter IoT data by using Azure Functions

Configure an IoT solution for Time Series Insights (TSI)

• Implement solutions to handle telemetry and time-stamped data
• Create an Azure Time Series Insights (TSI) environment
• Connect the IoT Hub and the Time Series Insights (TSI)

5. Monitor, troubleshoot, and optimize IoT solutions (15-20%)

Configure health monitoring

• Query and visualize tracing by using Azure monitor
• Set up diagnostics logs for Azure IoT Hub
• Configure metrics in IoT Hub

Troubleshoot device communication

• Troubleshoot device disconnects and connects
• Validate device twin properties, tags and direct methods
• Verify device telemetry is received by IoT Hub
• Establish maintenance communication

Perform end-to-end solution testing and diagnostics

• Estimate the capacity required for each service in the solution
• Set up device D2C message tracing by using Azure Distributed Tracing
• Conduct performance and stress testing

6. Implement security (15-20%)

Implement device authentication in the IoT Hub

• Manage the symmetric keys for a device
• Choose an appropriate form of authentication
• Manage the X.509 certificates for a device

Implement device security by using DPS

• Configure enrollment with x.509 certificates
• Generate a TPM endorsements key for a device
• Generate and manage x.509 certificates for IoT Devices
• Configure different attestation mechanisms with DPS
• Configure enrollment with symmetric keys

Implement Azure Security Center (ASC) for IoT

• Enable ASC for IoT in Azure IoT Hub
• Configure custom alerts
• Create security modules

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Exam AZ-220: Microsoft Azure IoT Developer

Candidates for this exam should have subject matter expertise implementing the configuration and coding tasks required to create and maintain the cloud and edge portions of an IoT solution.

Candidates for this exam should have a general understanding of device types and Azure services, including data storage options, data analysis, data processing, AI, and other platform as a service (PaaS) options. They must be able to program in at least one Azure IoT software development kit–supported (SDK–supported) language.

Part of the requirements for: Microsoft Certified: Azure IoT Developer Specialty

Download exam skills outline

Reference: https://docs.microsoft.com/en-us/learn/certifications/exams/az-220