Microsoft Azure IoT Developer Exam Certification Details:

The exceptional expertise and great hands-on experience that any Azure IoT specialist requires to develop can be acquired with the Microsoft AZ-220 exam. By explaining every bit of this subject matter, a test like this plays a crucial role in creating a gen-next workforce of seasoned Azure IoT professionals.

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

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Explaining Associated Certification

Making efforts towards AZ-220 exam leads to earning the Microsoft Certified: Azure IoT Developer Specialty certification. It is an upper-level designation designed to impart in candidates best-in-class expertise in cloud development and edge components of an Azure IoT solution. The earners of this high-skilled certificate are also known to have unmatched expertise in device life cycle set-up, the configuration of cloud services, debugging the IoT issues, and the transformation of IoT-related data pipelines.

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

Build device messaging and communication

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

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)

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

Manage the device lifecycle

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

Manage IoT devices by using IoT Hub

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

Build a solution by using IoT Central

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

3. Implement Edge (15-20%)

Set up and deploy an IoT Edge device

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

Develop modules

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

Configure an IoT Edge device

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

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

Configure routing in Azure IoT Hub

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

Configure stream processing

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

Configure an IoT solution for Time Series Insights (TSI)

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

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

Configure health monitoring

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

Troubleshoot device communication

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

Perform end-to-end solution testing and diagnostics

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

6. Implement security (15-20%)

Implement device authentication in the IoT Hub

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

Implement device security by using DPS

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

Implement Azure Security Center (ASC) for IoT

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

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