Use this quick start guide to collect all the information about Microsoft Azure IoT Developer (AZ-220) Certification exam. This study guide provides a list of objectives and resources that will help you prepare for items on the AZ-220 Microsoft Azure IoT Developer exam. The Sample Questions will help you identify the type and difficulty level of the questions and the Practice Exams will make you familiar with the format and environment of an exam. You should refer this guide carefully before attempting your actual Microsoft Azure IoT Developer certification exam.
The Microsoft Azure IoT Developer certification is mainly targeted to those candidates who want to build their career in Microsoft Azure domain. The Microsoft Certified - Azure IoT Developer Specialty exam verifies that the candidate possesses the fundamental knowledge and proven skills in the area of Microsoft Azure IoT Developer.
Microsoft Azure IoT Developer Exam Summary:
| Exam Name | Microsoft Certified - Azure IoT Developer Specialty |
| Exam Code | AZ-220 |
| Exam Price | $165 (USD) |
| Duration | 120 mins |
| Number of Questions | 40-60 |
| Passing Score | 700 / 1000 |
| Books / Training | Course AZ-220T00-A: Microsoft Azure IoT Developer |
| Schedule Exam | Pearson VUE |
| Sample Questions | Microsoft Azure IoT Developer Sample Questions |
| Practice Exam | Microsoft AZ-220 Certification Practice Exam |
Microsoft AZ-220 Exam Syllabus Topics:
| Topic | Details |
|---|---|
Implement the IoT Solution Infrastructure - 15-20% |
|
| Create and configure an 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 - 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 - 20-25% |
|
| Implement the Device Provisioning Service (DPS) |
- create a Device Provisioning Service - create a new enrollment in DPS - manage allocation policies by using Azure Functions - 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 - trigger an action on a set of devices by using IoT Hub Jobs and Direct Methods - set up Automatic Device Management of IoT devices at scale |
| Build a solution by using IoT Central |
- define a device type in Azure IoT Central - configure rules and actions in Azure IoT Central - define the operator view - add and manage devices from IoT Central - monitor devices - custom and industry-focused application templates - monitor application health using metrics - run IoT Central jobs |
Implement Edge - 15-20% |
|
| Set up and deploy an IoT Edge device |
- create a device identity in IoT Hub - deploy a single IoT device to IoT Edge - create a deployment for IoT Edge devices - install container runtime on IoT devices - define and implement deployment manifest - update security daemon and runtime - provision IoT Edge devices with DPS - IoT Edge automatic deployments - deploy on constrained devices - secure IoT Edge solutions - deploy production certificates |
| 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 - debug Edge modules in development environment |
| Configure an IoT Edge device |
- select and deploy an appropriate gateway pattern - implement Industrial IoT solutions with modules like Modbus and OPC - implement module-to-module communication - implement and configure offline support (including local storage) |
Process and manage data - 15-20% |
|
| Configure routing in Azure IoT Hub |
- implement message enrichment in IoT Hub - configure routing of IoT Device messages to endpoints - define and test routing queries - integrate with Event Grid |
| 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 - create Stream Analytics Edge module |
| 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) |
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 - use Azure Policy definitions for IoT Hub |
| Troubleshoot device communication |
- establish maintenance communication - verify device telemetry is received by IoT Hub - validate device twin properties, tags and direct methods - troubleshoot device disconnects and connects |
| Perform end-to-end solution testing and diagnostics |
- estimate the capacity required for each service in the solution - conduct performance and stress testing |
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 |
- configure different attestation mechanisms with DPS - generate and manage x.509 certificates for IoT Devices - configure enrollment with x.509 certificates - generate a TPM endorsements key for a device - configure enrollment with symmetric keys |
| Implement Azure Defender for IoT |
- enable Azure Defender for IoT in Azure IoT Hub - create security modules - configure custom alerts |
To ensure success in Microsoft Azure IoT Developer certification exam, we recommend authorized training course, practice test and hands-on experience to prepare for Microsoft Azure IoT Developer (AZ-220) exam.