Microsoft passcert mb-820 Vce Exam Download by Dina q28 vce pdf

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Exam Name:	Microsoft Dynamics 365 Business Central Developer
Exam Code:	MB-820 Dumps
Vendor:	Microsoft	Certification:	Microsoft Certified: Dynamics 365 Business Central Developer Associate
Questions:	122 Q&A's	Shared By:	dina

Question 12

You need to determine why the extension does not appear in the tenant.

What are two possible reasons for the disappearance? Each correct answer presents a complete solution.

NOTE: Each correct selection is worth one point.

Options:

The extension was published as a DEV extension.

The extension was not compatible with the new version within 60 days of the first notification.

The extension was published as PTE. and the Platform parameter was not updated in the application file.

The extension was published as PTE. and the Platform and Runtime parameters were not updated in the application file.

The extension was not compatible with the new version within 90 days of the first notification.

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Question 13

You need to determine If you have unwanted incoming web service calls in your tenant during the last seven days.

Which two KQL queries should you use? Each correct answer presents a complete solution.

NOTE: Each correct selection is worth one point.

Questions 13

Options:

Option A

Option B

Option C

Option D

Option E

Discussion

Question 14

You need to create the access modifier for IssueTotal.

Which variable declaration should you use?

Options:

Protected vat IssueTotal: Decimal

Internal var IssueTotal: Decimal

Public var IssueTotal: Decimal

Local var IssueTotal: Decimal

Var IssueTotal; Decimal

Discussion

Answer:

Explanation:

In Business Central development using AL (the language for Business Central extensions), the use of access modifiers defines how variables and procedures are accessed within and outside of an object or codeunit.

Access Modifiers in AL:

Public: A public variable can be accessed from any object or codeunit within the same module or extension.

Protected: This restricts access to the current object and objects that inherit from the current object. However, in AL (at least in versions used for Business Central), the Protected access modifier is used with methods but not variables.

Internal: This modifier restricts the visibility to the current extension. This means that variables or methods declared as internal can only be accessed from within the same extension. This is appropriate when you want to provide functionality that is shared within the extension but not exposed externally.

Local: This restricts the variable or method to the current object or method where it is declared. It cannot be accessed from anywhere else, even within the same extension.

Scenario Justification:

In the scenario for Contoso, Ltd., IssueTotal is a global variable in the ISSUE BASE extension, and the ISSUE EXT extension needs to access it. Therefore, the variable cannot be declared as Local, because this would restrict access to just the current object (or method).

Using Public would expose the variable outside of the extension, which is unnecessary because you only want other parts of the extension (specifically the ISSUE EXT extension) to have access.

The best choice in this case is Internal because it restricts access to the variable to within the same extension, which includes the base extension and any dependent extensions like ISSUE EXT. It strikes the right balance between visibility and encapsulation.

Microsoft Dynamics 365 Business Central Developer References:

Access Modifiers in AL: Microsoft's documentation on AL provides the details on access modifiers, where it is specified that internal variables can be accessed within the extension, and the public variable is accessible across all extensions【source: Microsoft Learn on AL Programming】.

Best Practices for AL Development: Business Central development best practices suggest keeping variables internal unless they need to be accessed outside of the current extension【source: Microsoft Learn on AL development guidelines】.

Question 15

You need to write the code to call the subcontractor's REST API.

How should you complete the code segment? To answer, select the appropriate options in the answer area.

NOTE: Each correct selection is worth one point.

Questions 15