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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
• Register a device
• Create an IoT Hub

Build device messaging and communication

• Build messaging solutions by using SDKs (device and service)
• Implement cloud-to-device communication
• Implement device-to-cloud communication
• 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
• Link an IoT Hub to the DPS
• Manage allocation policies by using Azure Functions
• 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
• Manage devices list in the IoT Hub device registry
• Modify device twin tags and properties

Build a solution by using IoT Central

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

3. Implement Edge (15-20%)

Set up and deploy an IoT Edge device

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

Develop modules

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

Configure an IoT Edge device

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

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
• Integrate with Event Grid
• Implement message enrichment in IoT Hub

Configure stream processing

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

Configure an IoT solution for Time Series Insights (TSI)

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

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
• Troubleshoot device disconnects and connects
• 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
• Estimate the capacity required for each service in the solution
• Conduct performance and stress testing

6. Implement security (15-20%)

Implement device authentication in the IoT Hub

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

Implement device security by using DPS

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

Implement Azure Security Center (ASC) for IoT

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

Who should take the AZ-220:Microsoft Azure IoT Developer Exam

The AZ-220 Exam certification is an internationally-recognized certification which help to have validation for those IoT developer who implement designs for solutions to including monitoring and data transformation as it relates to IoT. The IoT Developer collaborate with data engineers and other stakeholders to ensure successful business integration.

Candidates for this exam should be familiar implementation of Azure services that form an IoT solution, , including data storage options, data analysis, data processing, and platform-as-a-service options. Candidates should have extensive experience and knowledge of implementation of Edge , provision and manage data.

• Azure IoT Developer
• Fresher

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Exam Requirements

This path has no official prerequisites. However, it is aimed at those individuals with the skills in developing edge and Cloud components of Azure IoT solutions. You can go for it if you are an Azure IoT Developer who is responsible for the management of setup, maintenance, and configuration of a device’s lifecycle. You need to be able to implement different designs for an Azure IoT solution, which include connectivity, device topology, security, and debugging. Those who aim for this option should also be able to design solutions to transform, manage, and monitor an IoT-related data pipeline. These professionals work with other data engineers and stakeholders to promote successful business integration.

The Microsoft AZ-220 certification exam measures the individuals’ experience in implementing Azure services. These services make up an Internet of Things (IoT) solution. This includes data storage options, data analysis, PaaS (platform-as-a-service options), and data process. These professionals have the relevant skills in identifying service configuration settings of Azure Internet of Things in the code segment of IoT solutions. The potential candidates should also be able to carry out the identified IoT coding functions in a minimum of one programming language that is supported by Azure, including C, Python, Node, or C#. Those who pass this test are eligible for the Microsoft Certified: Azure IoT Developer Specialty certificate.

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

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