Microsoft Certified: Azure IoT Developer Specialty

Prepare to pass the AZ-220: Microsoft Azure IoT Developer certification exam to be awarded the Microsoft Certified: Azure IoT Developer Specialty.

Course Level: Developer

Role: Administrator

Duration: 4 Days

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AZ-220: Microsoft Azure IoT Developer

Candidates for this exam should have subject matter expertise implementing the configuration and coding tasks required to create and maintain the cloud and edge portions of an IoT solution.

Candidates for this exam should have a general understanding of device types and Azure services, including data storage options, data analysis, data processing, AI, and other platform as a service (PaaS) options. They must be able to program in at least one Azure IoT software development kit-supported (SDK-supported) language.

Course Outline

Set Up the IoT Solution Infrastructure (10-15%)

Create and configure an IoT Hub

create an IoT Hub

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 an IoT Hub Device Provisioning Service (DPS)

create a DPS instance

create a new enrollment in DPS

link an IoT Hub to the DPS instance

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 the 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 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

interact with IoT Central devices using the REST APIs

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 IoT Edge module

deploy a custom IoT Edge module to an IoT Edge device

deploy an IoT Edge module from Azure Marketplace to an IoT Edge device

publish an IoT Edge module to Azure Container Registry

define module configuration

configure IoT Edge module routing

configure environment for IoT Edge development; debug IoT Edge modules in the
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)

create a layered hierarchy of IoT Edge devices

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 solutions

create Azure Digital Twins models and digital twins

map IoT device data to Azure Digital Twins models and relationships

ingest IoT device messages and translate messages to Azure Digital Twins

configure routes and endpoints to trigger business logic and data processing

query the Azure Digital Twins graph

update properties on Azure Digital Twins entities in the graph

monitor and troubleshoot Azure Digital Twins

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 Azure Event Grid source

reconfigure the default Azure Event Hubs endpoint when there are multiple endpoints

Configure stream processing of IoT data

create Azure Stream Analytics for data and stream processing of IoT data

process and filter IoT data by using Azure Functions

write user-defined functions and aggregations in Stream Analytics

consume Azure Machine Learning functions in Stream Analytics

configure Stream Analytics outputs

Create Azure Stream Analytics queries

write a Stream Analytics query that runs in IoT Edge

write a Stream Analytics query that runs in the cloud

Process real-time data by using Azure Time Series Insights

create a Time Series Insights environment

connect IoT Hub and the Time Series Insights environment

create a reference data set for a Time Series Insights 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 IoT Hub

configure IoT Hub scaling (SKU/unit) programmatically

query and visualize tracing by using Azure Monitor

apply Azure Policy definitions for IoT Hub

gather IoT Edge metrics

retrieve diagnostics from IoT Edge

Troubleshoot device communication

establish maintenance communication by using RDP or SSH

establish maintenance communication by using Azure 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

troubleshoot message loss

test manual failover

Implement Security (10-15%)

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