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 |
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
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
- Register a device
- Configure a device twin
- Create an IoT Hub
- Configure IoT Hub tier and scaling
Build device messaging and communication
- Implement device-to-cloud communication
- Build messaging solutions by using SDKs (device and service)
- Configure file upload for devices
- Implement cloud-to-device communication
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)
- Link an IoT Hub to the DPS
- Create a new enrollment in DPS
- Manage allocation policies by using Azure Functions
- Create a Device Provisioning Service
Manage the device lifecycle
- Decommission (disenroll) a device
- Deprovision an autoenrollment
- Provision a device by using DPS
Manage IoT devices by using IoT Hub
- 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
- Set up Automatic Device Management of IoT devices at scale
- Modify device twin tags and properties
Build a solution by using IoT Central
- Monitor devices
- Add and manage devices from IoT Central
- Define a device type in Azure IoT Central
- Define the operator view
- Configure rules and actions in Azure IoT Central
3. Implement Edge (15-20%)
Set up and deploy an IoT Edge device
- Define and implement deployment manifest
- Update security daemon and runtime
- Deploy a single IoT device to IoT Edge
- Install container runtime on IoT devices
- Create a device identity in IoT Hub
- Create a deployment for IoT Edge devices
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
- 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
- Implement message enrichment in IoT Hub
- Define and test routing queries
- Configure routing of IoT Device messages to endpoints
- Integrate with Event Grid
Configure stream processing
- Process and filter IoT data by using Azure Functions
- Configure Stream Analytics outputs
- Create ASA for data and stream processing of IoT data
Configure an IoT solution for Time Series Insights (TSI)
- Create an Azure Time Series Insights (TSI) environment
- Implement solutions to handle telemetry and time-stamped data
- Connect the IoT Hub and the Time Series Insights (TSI)
5. Monitor, troubleshoot, and optimize IoT solutions (15-20%)
Configure health monitoring
- Query and visualize tracing by using Azure monitor
- Configure metrics in IoT Hub
- Set up diagnostics logs for Azure IoT Hub
Troubleshoot device communication
- Troubleshoot device disconnects and connects
- Establish maintenance communication
- Validate device twin properties, tags and direct methods
- Verify device telemetry is received by IoT Hub
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 symmetric keys for a device
- Manage the X.509 certificates for a device
- Choose an appropriate form of authentication
Implement device security by using DPS
- Configure enrollment with symmetric keys
- 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
Implement Azure Security Center (ASC) for IoT
- Configure custom alerts
- Enable ASC for IoT in Azure IoT Hub
- Create security modules
Exam Preparation
The Microsoft Learning Platform has everything that the candidates need to completely prepare for their certification test. You can explore free resources as well as paid training courses. You will also find the exam questions that will help you evaluate your level of preparedness for the actual test. All in all, you can look at the following options:
- Free Resources
These are free online learning paths that are designed to help the students gain the required skills for obtaining the certification. There are four learning paths with different modules for each track and you can explore all of them for free. The paths that are identified for Microsoft AZ-220 include Introduction to Azure IoT, Securely Connecting the IoT Devices to Cloud, Building the Intelligence Edge with the Azure IoT Edge, and Developing the IoT Solutions with the Azure IoT Central.
- Practice Test
The applicants can find this option on the official website. This training tool is very useful in evaluating their knowledge before taking the real test. It is recommended to spend ample time going over the questions to understand the patterns of the actual exam questions and how to answer them appropriately to achieve the passing score.
- Paid Training Course
This is an instructor-led training course that is designed to provide all the learners with the knowledge and skills needed to create and maintain the Cloud and edge portions associated with Azure IoT solutions. The course is not for free, but it focuses on the complete coverage of Azure IoT services, including IoT Hub, Azure Stream Analytics, Device Provisioning Services, and Time Series Insights, among others.
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