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MB-920 Practice Question: Which THREE of the following are components of…
Which THREE of the following are components of the Dynamics 365 Commerce architecture?
⚠ Common exam trap
Many exam-takers confuse external Azure services or reporting tools (like Azure Data Lake or Power BI) with the core architectural components that are specifically part of the Commerce channel infrastructure, leading them to select options that are integrations rather than built-in components.
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Retail Server
Retail Server is a core component of Dynamics 365 Commerce architecture that acts as the middleware between the channel database and client devices (such as POS terminals and e-commerce front ends). It exposes OData RESTful endpoints to handle business logic, transactions, and data retrieval, ensuring offline-capable and real-time operations across channels.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Retail Server
Why this is correct
Core component providing services.
- ✓
Commerce Data Exchange
Why this is correct
Synchronizes data between HQ and channels.
- ✗
Azure Data Lake
Why it's wrong here
Used for analytics, not core architecture.
- ✗
Power BI
Why it's wrong here
Power BI is a reporting tool, not part of Commerce architecture.
- ✓
Channel database
Why this is correct
Stores data for offline and online channels.
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