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

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

Build device messaging and communication

• Configure file upload for devices
• Implement cloud-to-device communication
• Implement device-to-cloud 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)

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

Manage the device lifecycle

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

Manage IoT devices by using IoT Hub

• Manage devices list in the IoT Hub device registry
• Modify device twin tags and properties
• 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

Build a solution by using IoT Central

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

3. Implement Edge (15-20%)

Set up and deploy an IoT Edge device

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

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

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

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

Troubleshoot device communication

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

Perform end-to-end solution testing and diagnostics

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

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

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

Implement Azure Security Center (ASC) for IoT

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

Suitable Candidate Profile

Think of AZ-220 if you are considering becoming a Microsoft Azure Developer in the near future. Plus, those who want to explore the world of IoT in the best possible way can aim at this exam to sustain the exam journey.

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

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