The Microsoft AZ-220 Exam, also known as the Microsoft Azure IoT Developer Exam, assesses candidates on their ability to implement the configuration and coding tasks required to create and maintain the cloud and edge portions of an IoT solution. This includes setting up the physical devices, maintaining the devices throughout their lifecycle, and configuring and maintaining the cloud services used to support the IoT solution.

The Microsoft AZ-220 (Microsoft Azure IoT Developer) Exam is designed for professionals who work with IoT solutions in Microsoft Azure. This certification validates the skills and knowledge required to develop and manage IoT solutions on the Azure platform.

The Microsoft AZ-220 Exam typically includes 40-60 questions.

The passing score for the Microsoft AZ-220 Exam is 700 out of 1000.

The competency level required for the Microsoft AZ-220 Exam is intermediate to advanced. Candidates should have a solid understanding of core Azure services, Azure IoT services, and the ability to code in at least one Azure-supported language.

The question format of the Microsoft AZ-220 Exam includes multiple-choice questions, case studies, drag-and-drop, and build list questions.

You can take the Microsoft AZ-220 Exam online from the comfort of your home or office, or at a Pearson VUE testing center.

The Microsoft AZ-220 Exam is offered in English, Japanese, Chinese (Simplified), and Korean.

The cost of the Microsoft AZ-220 Exam is $165 USD, though pricing may vary based on the country or region where the exam is proctored.

The target audience for the Microsoft AZ-220 Exam includes IoT developers, solution architects, and other professionals who are responsible for implementing and maintaining IoT solutions on the Azure platform.

The average salary of a Microsoft AZ-220 certified professional varies widely depending on location and experience, but it generally ranges from $85,000 to $130,000 per year.

The testing providers for the Microsoft AZ-220 Exam are Pearson VUE and Certiport.

The recommended experience for the Microsoft AZ-220 Exam includes a fundamental understanding of Azure services, experience with software development, and familiarity with IoT solutions.

There are no formal prerequisites for the Microsoft AZ-220 Exam, but it is recommended that candidates have a good understanding of Azure services and IoT development.

As of now, there is no specific retirement date announced for the Microsoft AZ-220 Exam. Microsoft typically provides a retirement notice at least six months in advance.

The roadmap for the Microsoft AZ-220 Exam includes understanding Azure IoT Hub, device provisioning, data processing, monitoring, and maintaining the IoT solution.

The Microsoft AZ-220 Exam covers topics such as setting up IoT solution infrastructure, provisioning and managing devices, implementing IoT Edge, processing and managing data, monitoring and optimizing IoT solutions, and implementing security.

Sample questions for the Microsoft AZ-220 Exam can be found on the official Microsoft certification page and through various online resources and practice exams.

The difficulty level of the Microsoft AZ-220 Exam is considered to be intermediate to advanced, requiring a solid understanding of Azure IoT services and practical experience with IoT solutions.