Exam MB-820: Microsoft Dynamics 365 Business Central Developer (beta)

As a Microsoft Dynamics 365 Business Central developer, you’re responsible for designing, developing, testing, and maintaining solutions based on Dynamics 365 Business Central. In this role, you develop apps that extend Business Central, including customizing or adding extra functionality. You also integrate Business Central with other applications, such as Microsoft Power Platform products. Plus, you need to ensure that data remains current during an upgrade process.

As a Business Central developer, you’re responsible for troubleshooting and debugging issues in the system. This may involve:

  • Identifying the root cause of a problem.
  • Fixing bugs.
  • Testing the solution to ensure that it works as expected.

You may be required to optimize the performance of the system by:

  • Identifying bottlenecks.
  • Improving code quality.

You must have applied knowledge of Business Central and the application language (AL), the development environment, and other tools to develop extensions for it. You need some knowledge of how to install and upgrade the system. You should also understand:

  • Industry terminology.
  • The Business Central role in relationship to Microsoft 365 and Dynamics 365.

As a developer, you should have knowledge of:

  • AppSource, Business Central-related technologies, frameworks, and services to build solutions.
  • Technologies for application lifecycle management (ALM), including source control management (SCM) and continuous integration and continuous delivery (CI/CD).


Passing score: 700. Learn more about exam scores. Beta exams are not scored immediately because we’re gathering data on the quality of the questions and the exam. Learn more about beta certification exams.


Part of the requirements for: Microsoft Certified: Dynamics 365 Business Central Developer Associate

Related exams: none

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  • MB-820: Microsoft Dynamics 365 Business Central Developer (beta)

    Languages: English

    Retirement date: none

    This exam measures your ability to accomplish the following technical tasks: describe Business Central; install, develop, and deploy for Business Central; develop by using AL objects; develop by using AL; work with development tools; and integrate Business Central with other applications.

    Price based on the country or region in which the exam is proctored.

    for Microsoft Dynamics 365 Business Central Developer (beta)

    All objectives of the exam are covered in depth so you'll be ready for any question on the exam.

Skills measured

  • Describe Business Central (10–15%)
  • Install, develop, and deploy for Business Central (10–15%)
  • Develop by using AL objects (35–40%)
  • Develop by using AL (15–20%)
  • Work with development tools (10–15%)
  • Integrate Business Central with other applications (10–15%)

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** Complete this exam before the retirement date to ensure it is applied toward your certification. After the retirement date, please refer to the related certification for exam requirements.