Exam MB-500 Topic 4 Question 173 Discussion

Actual exam question for Microsoft's MB-500 exam
Question #: 173
Topic #: 4
A company has an extension that makes changes to a base form.
You need to identify all extension changes made to the base form.
What are two possible ways to achieve the goal? Each correct answer presents a complete solution.
NOTE: Each correct selection is worth one point.

Suggested Answer: A,B Vote an answer

Explanation
A: Customization and Extension

B: Example: Navigate to FMRental.Extension in the Tree Designer
1. In the Visual Studio, in Solution Explorer, in the FleetManagement Discounts project, expand User Interface > Form Extensions.

The FMRental.Extension element is an extension element that extends the functionality of the FMRental form by adding two new data sources and a new tab control.
2. In Solution Explorer, double-click FMRental.Extension to open the designer.

3. In the designer's search box, type 'e:' as shown in the image below. This filters the current designer to only show nodes that belong to the current extension.

Reference:
https://docs.microsoft.com/en-us/dynamics365/fin-ops-core/dev-itpro/extensibility/customize-model-elements-ex

by Virgil at Jul 26, 2026, 03:56 AM

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