JITA Learning · Microsoft · Exam Preparation Guide
MB-820 · Microsoft Dynamics 365 Business Central Developer
Prove your MB-820 judgment across Dynamics 365 Business Central development under exam-style conditions.
What you should expect
Prove your MB-820 judgment across Dynamics 365 Business Central development under exam-style conditions.
This Exam Preparation Guide tests whether your understanding of Dynamics 365 Business Central development survives realistic decision pressure. You will practice separating table/page extension vs standalone custom object, API/OData integration vs internal AL processing, and functional extension issue vs performance/telemetry or deployment issue. Each scenario is designed to make you identify the governing fact, reject the nearest plausible alternative, and explain the evidence that keeps the correct answer correct.
What you will learn
- apply your knowledge of Dynamics 365 Business Central development in exam-style scenarios
- distinguish table/page extension vs standalone custom object
- distinguish API/OData integration vs internal AL processing
- distinguish functional extension issue vs performance/telemetry or deployment issue
- identify the governing fact that changes the answer
- verify why the selected answer survives implementation and operational evidence
Decision skills you will practice
- identify the controlling fact in the scenario
- eliminate the nearest plausible alternative
- apply Changed Fact reasoning
- explain why the correct answer remains correct
- connect the answer back to implementation and verification evidence
Who this is for
Learners who already have baseline familiarity with Dynamics 365 Business Central development and need to prove that knowledge under exam-style decision pressure
Use this when you need to practice applying the knowledge under exam-style conditions, distinguish close answers, and understand why the correct answer survives changed facts.
Decisions you will learn to distinguish
- table/page extension vs standalone custom object
- API/OData integration vs internal AL processing
- functional extension issue vs performance/telemetry or deployment issue
Why JITA is different
Microsoft explains the platform. JITA teaches the decision.
Microsoft documentation gives you the product and certification knowledge behind Dynamics 365 Business Central development. JITA makes you use that knowledge under decision pressure: eliminate close alternatives, follow the changed fact, and defend the answer with operational evidence.
How to choose:
Use the Field Guide to build understanding. Use the Exam Preparation Guide to test whether that understanding survives exam-style decisions.