How to Register For Exam AZ-220: Microsoft Azure IoT Developer?
How to Prepare for AZ-220?
The subject matter expertise that the Microsoft AZ-220 test demands can only be gained once the test-taker has access to quality and updated study resources. The vendor offers a wide range of options in this regard. In particular, aspirants can go for free and paid training with the vendor like:
- Free Online Self-Paced Courses
The options in the free training section are Azure IoT Introduction, Securely Connecting IoT Devices to the Cloud, Building the Intelligent Edge with Azure IoT Edge, and Developing IoT Solutions with Azure IoT Central. All of these four prep classes will arm you with the beginner to intermediate knowledge for Microsoft Azure, IoT, Event Grid, Blob Storage, etc. In all, during this training, you can study through 21 gratis modules that align with the exam objectives and teach you the necessary concepts for your test mastery. Once you’re interested to pass these courses, attend the vendor's site and start your prep journey.
- AZ-220T00-A: Microsoft Azure IoT Developer Instructor-Led Classes
For detailed learning, paid tutor-led training is always an ideal pick. For this AZ-220 exam, you have Course AZ-220T00-A: Microsoft Azure IoT Developer as a viable option. It is a 4-day long intermediate-level training course contrived to impart in applicants detailed cognizance of all the exam topics. Particularly, such a course fully covers the fundamentals of Azure IoT services, IoT Hub, Stream Analytics of Azure, and Azure IoT Central. In case you’re striving to become an audience for this training, you need to first showcase your experience with cloud solutions, the development of software, and data processing. Once you can do this, you’re free to attend the 11-module lessons that also contain labs to provide you with the hands-on skills necessary for your future job. When you complete the classes, you’ll have gained the most vital skills for your AZ-220 like working with provision devices using DPS, securing 2-way communication that concerns IoT Hub and devices, executing scenarios for IoT Edge, making use of SaaS IoT opportunities, and putting into operation the Azure Security Center for IoT.
Reference: https://docs.microsoft.com/en-us/learn/certifications/exams/az-220
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Exam Information
The Microsoft AZ-220 exam is available in English, Simplified Chinese, Korean, and Japanese. The candidates can schedule the test through the Pearson VUE platform. The fee for taking this exam is $165 for the individuals in the United States. The applicants from other countries should check the official website to find details of the fee that applies to their region.
The certification exam covers various question formats, which include multiple choice, build list, active screen, case studies, as well as drag and drop. The number of questions administered during the delivery of the test varies from one exam to another. However, you can expect 40-60 questions to be completed in 180 minutes. The passing score is 700 points and the learners who do not pass it at the first attempt must pay a new fee to retake it. The retake policy can be found on the official website.
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Microsoft AZ-220 Exam Syllabus Topics:
| Topic | Details |
|---|---|
Set up the IoT Solution Infrastructure (10-15%) | |
| Create and configure an Azure IoT Hub | -create an IoT Hub -register a device -configure a device twin -configure IoT Hub tier and scaling |
| Build device messaging and communication | - build messaging solutions by using SDKs (device and service) -implement device-to-cloud communication -implement cloud-to-device communication -configure file upload for devices - optimize message size and scaling - connect to IoT Hub using TLS server certificates |
| Configure physical IoT devices | -recommend an appropriate protocol based on device specifications -configure device networking, topology, and connectivity |
Provision and Manage Devices (15-20%) | |
| Set Up Device Provisioning Service (DPS) | -create a Device Provisioning Service -create a new enrollment in DPS -link an IoT Hub to the DPS |
| Manage the device lifecycle | -provision a device by using DPS -deprovision an autoenrollment -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 -configure a set of devices by using IoT Hub Automatic Device Management -trigger an action on a set of devices by using IoT Hub Jobs and Direct Methods -implement a device firmware update process by using device management primitives - configure module identities |
| Manage IoT devices by using Azure IoT Central | - create a custom device template by using Azure IoT Central -configure rules and actions in Azure IoT Central - customize the operator view -add and manage devices from IoT Central -troubleshoot device connections and data mapping -create an application based on an app template for an industry vertical - export a custom application template -create and manage a new application based on a custom application template - upgrade and version a device template - run IoT Central jobs |
Implement IoT Edge (15-20%) | |
| Set up an IoT Edge device | -create a device identity in IoT Hub - set up an IoT device for IoT Edge -select and install container runtime on IoT devices -implement module access to the host system - update IoT Edge runtime - provision IoT Edge devices by using DPS |
| Deploy an IoT Edge device | - create and implement a deployment manifest -create a deployment for a single IoT Edge device -create a deployment to target multiple devices -create a continuous deployment by using Azure DevOps |
| Develop IoT Edge modules | - create and customize an Edge module -deploy a custom IoT Edge module to an Edge device -deploy an IoT Edge module from the Azure Marketplace to an Edge device -publish an IoT Edge module to an Azure Container Registry - define module configuration - configure IoT Edge module routing -configure environment for IoT Edge development; debug Edge modules in development environment |
| Configure an IoT Edge device | - select an appropriate gateway pattern -deploy an IoT gateway by using IoT Hub and IoT Edge - configure IoT Edge certificates - implement and configure offline support (including local storage) |
Implement Business Integration (5-10%) | |
| Integrate with upstream and downstream systems | - set up input and output connections -set up IoT Hub routing for triggering workflows - test data interface integration - integrate third-party solutions -configure workflows, including rules and alerts |
| Develop Azure Digital Twins (ADT) solutions | -create ADT models and digital twins -map IoT device data to ADT models and relationships -ingest IoT device messages and translate messages to ADT -configure routes and endpoints to trigger business logic and data processing - query the ADT graph - update properties on ADT entities in the graph - monitor and troubleshoot ADT |
Process and manage data (15-20%) | |
| Configure message routing in Azure IoT Hub | -implement message enrichment in IoT Hub - implement routing of IoT device messages to endpoints -define and test routing queries - configure IoT Hub as an Event Grid source -reconfigure the default EventHub endpoint when there are multiple endpoints |
| Configure stream processing of IoT data | -create ASA for data and stream processing of IoT data -process and filter IoT data by using Azure Functions - write user-defined functions and aggregations in ASA - consume Azure Machine Learning functions in ASA - configure Stream Analytics outputs |
| Create ASA queries | - write an ASA query that runs in the IoT Edge - write an ASA query that runs in the cloud |
| Process real-time data by using Time Series Insights (TSI) | - create a TSI environment - connect the IoT Hub and the TSI environment - create a reference data set for a TSI environment by using the Azure portal - implement Time Series model hierarchies, types, and instance fields - consume data by using Time Series Expression syntax |
Monitor, troubleshoot, and optimize IoT solutions (15-20%) | |
| Configure health monitoring | -configure metrics in IoT Hub -set up diagnostics logs for Azure IoT Hub - configure IoT Hub scaling (SKUunit) programmatically -query and visualize tracing by using Azure Monitor - apply Azure Policy definitions for IoT Hub - gather IoT Edge metrics - retrieve diagnostics from Azure IoT Edge |
| Troubleshoot device communication | -establish maintenance communication by using RDP or SSH - establish maintenance communication by using Device Streams -verify device telemetry is received by IoT Hub -validate device twin properties, tags and direct methods -troubleshoot device disconnects and connects - troubleshoot IoT Edge devices |
| Ensure performance and availability | - identify and resolve bottlenecks -calculate capacity requirements for each service -create a simulated fleet of devices for performance and stress testing - troubleshoot message loss - test manual failover |
Implement security (10-15%) | |
| Implement security for IoT devices and services | - implement device and gateway security - ensure secure connections |
| Implement Azure Defender for IoT | -configure an Azure Defender for IoT agent-based solution - implement Defender-IoT-micro-agents (security agents) -configure built-in and custom alerts for IoT Hub |
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Microsoft AZ-220日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Implement IoT solution infrastructure | 10–15% | - Configure device communication and messaging - Provision and configure Azure IoT Hub |
| Implement security for IoT solutions | 10–15% | - Implement encryption and access control - Secure device identity and authentication |
| Implement IoT Edge | 15–20% | - Develop and deploy IoT Edge modules - Deploy and configure IoT Edge devices |
| Provision and manage devices | 15–20% | - Device lifecycle management - Device provisioning using DPS |
| Process and manage data | 15–20% | - Store and process IoT data in Azure services - Integrate with Azure Stream Analytics |
| Monitor, troubleshoot, and optimize IoT solutions | 10–15% | - Troubleshoot connectivity and performance issues - Monitor device health and telemetry |
