Introduction to AZ-220 Certification

The Microsoft Certified: Azure IoT Developer Specialty (AZ-220) certification validates your expertise in developing and deploying IoT solutions using Microsoft Azure IoT services. This certification is ideal for developers who work with Azure IoT Hub, IoT Edge, Device Provisioning Service (DPS), and data processing services like Azure Stream Analytics and Time Series Insights.

With the rapid growth of IoT (Internet of Things), businesses are increasingly adopting Azure IoT solutions, making this certification highly valuable for professionals looking to advance their careers in cloud-based IoT development.

Why Get AZ-220 Certified?

High Demand for IoT Developers – Companies need skilled professionals to build scalable IoT solutions.

Microsoft Growing IoT Ecosystem – Azure IoT services are widely used in industries like manufacturing, healthcare, and smart cities.

Career Growth & Higher Salary – Certified Azure IoT Developers earn 20-30% more than non-certified peers.

Hands-on Cloud Experience – Gain practical skills in deploying IoT devices, security, and data processing.

2. Exam Overview: AZ-220 Microsoft Azure IoT Developer

Before diving into AZ-220 exam dumps, let’s understand the exam structure:

| Exam Detail | Description |

| Exam Code | AZ-220 |

| Exam Name | Microsoft Azure IoT Developer |

| Exam Format | Multiple-choice, case studies, drag-and-drop |

| Number of Questions | 40-60 questions |

| Duration | 120 minutes |

| Passing Score | 700/1000 |

| Exam Fee | $165 USD |

| Languages | English, Japanese, Korean, Simplified Chinese |

Who Should Take AZ-220?

IoT Developers working with Azure services

Cloud Engineers specializing in IoT solutions

Solution Architects designing IoT infrastructures

Data Engineers processing IoT telemetry

3. Key Skills Measured in AZ-220 Exam

The AZ-220 exam tests your knowledge across five major domains:

Domain 1: Set Up the IoT Solution Infrastructure (15-20%)

- Configure Azure IoT Hub and device provisioning (DPS)

- Implement IoT Edge devices and modules

- Manage device lifecycle (registering, updating, retiring)

Domain 2: Provision and Manage Devices (15-20%)

- Implement device configuration using Device Twins

- Manage IoT devices at scale using Azure CLI/PowerShell

- Secure IoT devices using X.509 certificates and TPM

Domain 3: Implement IoT Edge (15-20%)

- Deploy IoT Edge runtime on devices

- Develop and debug custom IoT Edge modules

- Configure offline capabilities for edge devices

Domain 4: Implement Business Integration (15-20%)

- Route IoT data to Azure services (Blob Storage, Cosmos DB, Event Hubs)

- Process data using Azure Stream Analytics & Functions

- Visualize IoT data with Power BI and Time Series Insights

Domain 5: Monitor, Troubleshoot, and Optimize IoT Solutions (20-25%)

- Monitor device health and performance using Azure Monitor

- Troubleshoot device connectivity issues

- Optimize IoT solution performance and cost

4. Study Resources for AZ-220 Exam Preparation

To pass the AZ-220 exam, you need a mix of theory, hands-on labs, and practice tests. Here are the best resources:

Official Microsoft Learning Paths

Azure IoT Developer Learning Path – Covers IoT Hub, DPS, Edge Recommended Books

"Exam Ref AZ-220 Microsoft Azure IoT Developer" (Microsoft Press)

"Azure IoT Handbook" by Sudhir Rawat

Online Courses

Udemy: AZ-220 Azure IoT Developer Specialty (Practice Tests Included)

Pluralsight: Azure IoT Development Path

Hands-on Labs

Microsoft Azure IoT Sandbox – Free IoT Hub experiments

GitHub Azure IoT Samples – Real-world code examples

5. Best AZ-220 Exam Dumps and Practice Tests

While dumps alone won’t guarantee success, they help assess your readiness. Here are trusted sources:

Top AZ-220 Exam Dumps Providers

Whizlabs AZ-220 Practice Tests (Simulates real exam)

MeasureUp AZ-220 Exam Questions (Official Microsoft Partner)

ExamTopics AZ-220 Community Discussions (User-shared Q&A)

Are Exam Dumps Reliable?

Warning: Some dumps contain outdated or incorrect answers. Always verify with official Microsoft docs.

Best Approach: Use dumps for last-minute revision, not as a primary study tool.

6. Tips to Pass the AZ-220 Exam on the First Attempt

1. Master IoT Hub & DPS – 30% of the exam focuses on provisioning and managing devices.

2. Practice IoT Edge Scenarios – Know how to deploy modules and debug edge devices.

3. Understand Data Routing – Learn how to send telemetry to Blob Storage, Event Hubs, etc.

4. Take Timed Practice Tests – Simulate exam conditions to improve speed.

5. Review Azure Monitor & Log Analytics – Troubleshooting is a key domain.

7. Hands-on Labs and Real-World Scenarios for AZ-220

Lab 1: Deploy an IoT Edge Device

- Set up Azure IoT Hub

- Register a simulated edge device

- Deploy a custom module (e.g., temperature sensor)

Lab 2: Implement Device Twins

- Configure desired and reported properties

- Update device firmware remotely

Lab 3: Process IoT Data with Stream Analytics

- Create a Stream Analytics job

- Route data to Power BI for visualization

8. Common Mistakes to Avoid in the AZ-220 Exam

Ignoring IoT Security – Always check authentication methods (SAS, X.509, TPM).

Skipping Case Studies – Some questions are scenario-based; read carefully.

Not Managing Costs – Understand pricing tiers for IoT Hub and DPS.

9. Salary and Career Benefits of Azure IoT Developer Certification

Average Salary: $110,000 - $140,000 per year (Based on Payscale & Glassdoor)

Job Roles:

Azure IoT Developer

Cloud Solutions Architect (IoT)

IoT Data Engineer

10. Conclusion: Is AZ-220 Worth It?

Yes! The AZ-220 certification is a great investment for IoT developers. With hands-on Azure experience, practice tests, and real-world labs, you can confidently pass the exam and boost your career in IoT cloud development.

Next Steps:

1. Enroll in Microsoft Learn AZ-220 Path

2. Practice with IoT Hub & Edge Labs

3. Take Mock Exams

4. Schedule Your AZ-220 Exam!

Start your journey to becoming a Microsoft Certified Azure IoT Developer today!

Lead Microsoft Azure IoT Developer

The Microsoft Azure IoT Developer exam validates skills in designing and implementing IoT solutions using Azure. It covers IoT Hub, device provisioning, security, data processing, and monitoring. Prepare with hands-on practice and study guides. For reliable exam dumps and resources, visit Dumpsarena. Ideal for developers aiming for Azure IoT certification.

Get Accurate & Authentic 500+ AZ-220 Exam Dumps

1. Which Azure IoT service allows you to provision IoT devices at scale with zero-touch enrollment?

A. Azure IoT Hub
B. Azure IoT Central
C. Azure Device Provisioning Service (DPS)
D. Azure Sphere

2. What is the primary purpose of Azure IoT Edge?

A. To store IoT device data in a data lake
B. To run cloud workloads directly on IoT devices
C. To replace Azure IoT Hub in large deployments
D. To provide device authentication via X.509 certificates

3. Which protocol is NOT natively supported by Azure IoT Hub?

A. MQTT
B. AMQP
C. HTTP
D. CoAP

4. What is the function of a Device Twin in Azure IoT Hub?

A. To store historical telemetry data from devices
B. To represent and manage the desired and reported state of a device
C. To act as a backup for failed IoT devices
D. To encrypt device-to-cloud messages