Dynamics 365 Business Central Developer Associate
The MB-820 exam is designed for professionals who implement and configure Business Central. It validates your ability to describe Business Central development environments and tools, develop AL code and customize Business Central, integrate Business Central with external services, and test, deploy, and troubleshoot extensions.
Exam details
- Certification
- Dynamics 365 Business Central Developer Associate
- Exam code
- MB-820
- Level
- Associate
- Duration
- Approximately 100 minutes
- Questions
- Typically 40–60 questions
- Passing score
- 700 out of 1000
- Cost
- USD $165 — typical price; the exact fee varies by country/region and currency, and local taxes may apply.
- Prerequisites
- None required
- Languages
- English (also available in Japanese, Spanish, French, German and several other languages)
- Delivered by
- Pearson VUE
- Renewal
- Free online assessment, every 12 months
Skills measured
- Describe Business Central development environments and tools
- Develop AL code and customize Business Central
- Integrate Business Central with external services
- Test, deploy, and troubleshoot extensions
Study resources & practice tests
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Frequently asked questions
Who should take MB-820?
MB-820 is aimed at developers who design, develop, test and maintain solutions on Dynamics 365 Business Central using the AL language. It suits Business Central developers, ERP technical consultants and software engineers who extend the application and want to validate their skills. This includes building extensions, integrating Business Central with external services, and customising functionality.
How to prepare for MB-820?
Combine the free Microsoft Learn learning paths with the official MB-820 skills measured study guide, then practise in a Business Central development environment with AL. Weight study time toward the skills measured domains, and use the study resources below before you book. Confirm readiness with a reputable practice test if available; avoid dumps sites.
How to register for the MB-820 exam?
You book the exam from the official Microsoft certification page, which schedules it through Pearson VUE. You can sit it online with remote proctoring from home or at a test centre. Pick the date and delivery option that suits you when you register.
What is the retake policy if I fail MB-820?
If you don't pass on your first attempt, you must wait 24 hours before retaking. After a second failure you must wait 14 days, with the same 14-day wait before each further attempt. You may take the exam a maximum of five times within a 12-month period, and the exam fee applies to each attempt.