Microsoft AZ-220 : Microsoft Azure IoT Developer

Exam Code: AZ-220

Exam Name: Microsoft Azure IoT Developer

Updated: Jul 16, 2026

Q & A: 205 Questions and Answers

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About Microsoft AZ-220 Exam

How to Prepare For AZ-220:Microsoft Azure IoT Developer Exam

Preparation Guide for AZ-220:Microsoft Azure IoT Developer Exam

Introduction

Microsoft has created a track for Azure professionals who are knowledgeable in Azure IoT landscape to get certified this platform. This certification program provides Microsoft Azure IoT developer professionals a way to demonstrate their skills. The assessment is based on a rigorous exam using industry standard methodology to determine whether a candidate meets Microsoft's proficiency standards.

According to Microsoft, a Microsoft AZ-220 Certified Professional enables organizations to leverage Microsoft Azure IoT developer technologies with a thorough implementation and the coding required to create and maintain the cloud and edge portion of an IoT solution. An IoT Developer is responsible for maintaining the devices throughout the life cycle.

Certification is evidence of your skills, expertise in those areas in which you like to work. There are many vendors in the market that are providing these certifications. If candidate wants to work on Microsoft Azure IoT developer and prove his knowledge, certification offered by Microsoft. This AZ-220 Exam Certification helps a candidate to validates his skills in Microsoft Azure IoT.

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Test Characteristics

Validation AZ-220 is a job role-based specialty-level exam designed to hone test-takers’ skills at multiple levels. To achieve this aim, the test takes the help of a strict exam structure, which includes 40-60 multiple-choice questions that also might have other formats like best answers, case studies, etc. Next, the Microsoft AZ-220 exam aspirant must secure a minimum 70% score to come up with flying color in the official testing. In addition, an exam like this is available in the English, Japanese, Chinese (Simplified), and Korean languages globally. The standard fee for AZ-220 is $165, which should be paid as an exam voucher. Take note that the exam voucher once purchased is not refundable and non-transferable.

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

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Microsoft AZ-220 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Monitor, troubleshoot, and optimize IoT solutions10–15%- Solution monitoring
  • 1. Configure diagnostics and alert rules
  • 2. Troubleshoot device connectivity and modules
Topic 2: Process and manage data10–15%- Message routing and stream processing
  • 1. Configure message routing in IoT Hub
  • 2. Implement Azure Stream Analytics queries
Topic 3: Implement security10–15%- Security implementation
  • 1. Device and service security (keys, identities, TLS)
  • 2. Implement Microsoft Defender for IoT
Topic 4: Implement IoT Edge20–25%- IoT Edge setup and deployment
  • 1. Deploy modules and manage edge configurations
  • 2. Configure IoT Edge devices and runtime
Topic 5: Implement business integration5–10%- Integration with services
  • 1. Use Azure Digital Twins within IoT solutions
  • 2. Configure input/output connections to Azure services
Topic 6: Set up the Azure IoT Hub solution infrastructure15–20%- Build device messaging and communication
  • 1. Device-to-cloud and cloud-to-device communication
  • 2. Optimize messaging and secure transport (TLS)
- Create and configure an IoT hub
  • 1. Configure IoT Hub tier, scaling, and connectivity
  • 2. Register devices and configure device twins
Topic 7: Provision and manage devices15–20%- Device provisioning service (DPS)
  • 1. Create and link DPS to IoT Hub
  • 2. Manage device enrollment and lifecycle
- Device management
  • 1. Configure device twins and automatic device management
  • 2. Use IoT Hub and IoT Central for device management

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