Quiz MB-820 Microsoft Dynamics 365 Business Central Developer Realistic New Exam Materials

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Microsoft MB-820 Exam Syllabus Topics:

TopicDetails
Topic 1
  • Install, develop, and deploy for Business Central: It delves into the installation and configuration of a Business Central development environment. Moreover, it discusses creating, debugging, and deploying an extension in Business Central.
Topic 2
  • Develop by using AL: How to Customize the UI experience and Use AL for business central extension is discussed here. It also delves into explaining the essential development standards.
Topic 3
  • Describe Business Central: Describing the components and capabilities of Business Central, and describing the core solution and extensions approach for Business Central are focal points of this topic. It also explains the difference between Business Central Online and Business Central on-premises features.
Topic 4
  • Integrate Business Central with other applications: Accessing Representational State Transfer (REST) services is discussed in this topic. It also explains implementation of APIs.
Topic 5
  • Develop by using AL objects: Building and extending tables and reports is discussed in this topic. It also explains Designing and creating an XMLport. Lastly, it discusses how to work with entitlement and permission set objects.

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Microsoft Dynamics 365 Business Central Developer Sample Questions (Q39-Q44):

NEW QUESTION # 39
You need to use a query data type to retrieve requited data.
How should you complete the code' To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.

Answer:

Explanation:

Explanation:
You are retrieving data using a query data type. The following code snippet needs to be completed:
* If QueryA...: The correct option here is Open. This opens the query and prepares it for data retrieval.
* While QueryA...: The correct option here is Read. This reads through the query results one row at a time.
* If QueryA...: Open
* While QueryA...: Read


NEW QUESTION # 40
You create an 'AddltemsToJson" procedure and publish it.

The procedure fails to run.
You need to fix the errors in the code.
For each of the following statements, select Yes if the statement is true. Otherwise, select No.

Answer:

Explanation:

Explanation:
* In line 13, replace the Add method with Insert. = NO
* In line 15, replace the WriteTo method with ReadFrom. = NO
* Change the ItemObject variable type from JsonObject to JsonToken. = NO
* Move line 08 in the beginning of REPEAT .. UNTIL. = YES
The provided code is intended to serialize a list of items from the Item table into a JSON array format. Here is a breakdown of the code and the necessary corrections:
* In line 13, "ItemsArray.Add(ItemObject)": This line is correctly using the Add method to add the ItemObject to the ItemsArray. The Add method is the correct method to use for adding items to a JsonArray. Therefore, there is no need to replace Add with Insert.
* In line 15, "ItemsArray.WriteTo(RequestText)": The WriteTo method is used correctly to serialize the ItemsArray into a JSON formatted string and store it in the RequestText variable. The ReadFrom method is used for the opposite operation, i.e., to deserialize a JSON formatted string into a JsonArray, which is not the goal in this context. Hence, no change is needed here.
* Change the ItemObject variable type from JsonObject to JsonToken: The ItemObject variable is intended to hold JSON objects representing individual items, making JsonObject the appropriate type.
JsonToken is not a type used in this context within AL for Business Central, and thus the variable type should remain as JsonObject.
* Move line 08, "Clear(ItemObject)": This line should be moved inside the repeat loop to ensure that the ItemObject is cleared for each item in the loop. Placing it before the repeat would only clear it once before the loop starts, which could lead to incorrect serialization as the previous item's properties would not be cleared from the ItemObject.
The logic for serializing records into JSON is a common operation when interfacing with APIs or web services in Business Central, and the pattern shown in the code is typical for such operations.


NEW QUESTION # 41
You need to create the codeunit to read the POS terminal APIs.
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.

Answer:

Explanation:

Explanation:

codeunit 52102 "POS API Management"
{
Access = Public;
Permissions = TableData "POS Information" = rwdx;
trigger OnRun()
begin
readAPI();
end;
procedure readAPI()
begin
// Your code here to read from the POS API
end;
}


NEW QUESTION # 42
Drag and Drop Question
A company uses four objects in development in Business Central.
The company plans to make changes to the objects.
You need to identify the application layer for each object in Visual Studio Code.
Which objects are available in each application layer? To answer, move the appropriate application layer to the correct objects. You may use each application layer once, more than once, or not at all. You may need to move the split bar between panes or scroll to view content.
NOTE: Each correct selection is worth one point.

Answer:

Explanation:


NEW QUESTION # 43
You have an app with the Application Insights 1 connection string specified in app.json.
You create the following custom telemetry event in the app.

You publish the app to a customer environment that has a specified Application Insights 2 connection string.
The customer does not want the event to be displayed in Application Insights 2.
You need to ensure the event is displayed only in Application Insights 1.
What should you fix to achieve the goal?

Answer: D


NEW QUESTION # 44
......

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