Microsoft MB-820 Dumps

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Exam Code MB-820
Exam Name Microsoft Dynamics 365 Business Central Developer
Update Date 30 Aug, 2026
Total Questions 122 Questions Answers With Explanation
$45

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Question # 1

You are creating an entitlement object in Business Central to enable transactability for AppSource apps. You must map the entitlement object to a plan in Partner Center. You need to select the value of the Type property to use in the entitlement object. Which value should you use? 

A. PerUserServicePlan 
B. Implicit 
C. Unlicensed 
D. Role 

Question # 2

You are exporting data from Business Central. You must export the data in a non-fixed length and width in CSV format. You need to generate an XMLport to export the data in the required format Which Format property value should you use? 

A. XML 
B. VariableText 
C. FixedText 

Question # 3

A company uses Business Central. The company plans to use the AL object model in Business Central to extend the Base Application. You need to extend the objects. Which two objects can you extend? Each correct answer presents a complete solution. NOTE: Each correct selection is worth one point. 

A. Codeunit 
B. Report  
C. Query 
D. API page 
E. Enum

Question # 4

A company has extended Business Central. You plan to submit the extension to AppSource. You need to ensure that an application meets the technical requirements before submitting it for validation. Which three actions should you perform? Each correct answer presents a complete solution. NOTE: Each correct selection is worth one point.

A. Use the OnBeforeCompanyOpen event for improved sign in time 
B. Include extension translation files with the submission. 
C. Ensure the app file is digitally signed 
D. Code all date fields in the mm-dd-yyyy format
E. Use data classification on all tables and extension fields. 

Question # 5

You plan to write unit test functions to test newly developed functionality in an app. You must create a test codeunit to write the functions. You need to select the property to use for the test codeunit. Which property should you use to ensure that the requirements are fulfilled? 

A. SubType 
B. Access 
C. Description 

Question # 6

You create a Business Central report. You need to insert values on the Request page to be saved for the next time the report is run. What should you do? 

A. Set the Transact! on Type property to Update. 
B. Declare a Savevalues' variable and assign it to true on the OnOpenPage () trigger. 
C. Set the Use Request Page property to true. 
D. Set the SaveValues property to true. 

Question # 7

A company plans to meet new regulatory requirements. The regulator has issued new tax tiers. You need to update the base application table by using a table extension. Which table field property can you change? 

A. CalcFormula 
B. DecimalPlaces 
C. BlankZero 
D. AutoFormatType 

Question # 8

A company is deploying Business Central on-premises. The company plans to use a single-tenant deployment architecture. You need to describe how the data is stored and how the Business Central Server is configured. In which two ways should you describe the single-tenant architecture? Each correct answer presents a complete solution. NOTE: Each correct selection is worth one point. 

A. Each customer has their own Business Central Server. 
B. The application and the business data are stored in the same database. 
C. Multiple customers share a single Business Central Server. 
D. The application and business data are stored in separate databases. 
E. Multiple customers share multiple Business Central Server instances. 

Question # 9

You are developing an app. You plan to publish the app to Microsoft AppSource. You need to assign an object range for the app. Which object range should you use? 

A. custom object within the range 50000 to 59999 
B. custom object within the range 50000 to 99999 
C. divided by countries and use specific a country within the range 100000 to 999999 
D. an object range within the range of 7000000 to 74999999 that is requested from Microsoft E. free object within the standard range 1 to 49999 

Question # 10

You are developing an app that will be published to Microsoft AppSource. The app requires code analyzers to enforce some rules. You plan to add the analyzers to the settings.json file. You need to activate the analyzers for the project. Which three code analyzers should you activate to develop the app for AppSource? Each correct answer presents part of the solution NOTE: Each correct selection is worth one point

. A. CodeCop 
B. UlCop 
C. a custom rule set 
D. PerTenantExtensionCop 
E. AppSourceCop 

Question # 11

A company uses Business Central Users in DepartmentA are assigned a base application permission set. The company observes that Departments can display a critical page that should be unavailable to the department. You need to resolve the system control issue. What should you do?

A. Create a different role center page that excludes the critical page and assigns it to the users. 
B. Extend the base application permission set and configure the Included PermissionSets property.  
C. Extend the base application permission set and configure the ExcludedPermissionSets property  
D. Create an entitlement object that excludes the base application permission set. 
E. Create a permission set object that excludes the critical table and assigns it to the users. 

Question # 12

You have a query object named Items Query. You write code using an Items Query query variable. You need to export the Items Query query data to a file. Which SaveAs function should you use? 

A. SaveAsExcel 
B. SaveAsWoid 
C. SaveAsHiml 
D. SaveAsCsv

Question # 13

You ate creating a test codeumt for a company that uses Business Central. The company requites the following list of choices while posting a sales order: Ship Invoice Ship & Invoice You must create a test codeunit that automatically selects one of these options. You need to create the test codeunit Which handler should you use? 

A. SessionSettings Handle' 
B. SendNotificationHandler 
C. Recall Notification Hand let 
D. StrMenuHandler 

Question # 14

A company has a test application. A user observes the following error messages when running the test: "Unhandled Ul: Message' "Unhandled Ul: Confirm" You need to resolve the errors. Which action should you take? 

A. Create a separate test runner codeunit that has Message Handler and Confirm Handler methods.  
B. Create the Message Handler and Confirm Handler methods in the test runner codeunit.  
C. Create a separate test codeunit that has Message Handler and Confirm Handler methods.  
D. Create the Message Handler and Confirm Handler methods in the test codeunit.  

Question # 15

You need to evaluate the version values of the Quality Control extension to decide how the quality department must update it. Which two values can you obtain in the evaluation?  Each correct answer presents part of the solution. Choose two. NOTE: Each correct selection is worth one point

. A. AppVersion - 1.0.0.1 
B. AppVersion = 1.0.0.2 
C. DataVersion = 0.0.0.0 
D. DataVersion = 1.0.0.1 
E. DataVersion = 1.0.0.2 

Question # 16

You plan to call a web service by using the data type HttpClient from a Business Central AL extension You must provide the following implementation for the web service call: The web service must authenticate the client with a certificate. The certificate must include a password. The password must be hidden when you debug the code You need to include the certificate in the web service call. Which instruction should you use?

A. Httpclient.Addertifieate(certificate: Text, Password: Text); 
B. HttpClient.AddCertificate{Certifkate: SecretText, Password: SecretText); 
C. Httpclient.Addeertifieate(Certifieate: Blob, Password: secretText);
D. HttpClient.AddCertificate{Password: SecreTiext); 

Question # 17

A company uses Business Central. You plan to help users through the installation process by using Assisted Setup. You need to create a wizard page. Which two actions should you perform? Each correct answer presents a complete solution. NOTE: Each correct selection is worth one point.

A. Set the PageType property to NavigatePage.  
B. For each step needed in the guide, add a group0 control to the root-level of the layout > area(Content) control 
C. Set the PageType property to Worksheet 
D. For each step needed in the guide, add a repeater!) control to the root-level of the layout > area(Content) control.

Question # 18

You ate creating a view for a Business Central app. The view requires a custom layout that displays only customer records with a balance greater than 500 in local currency. You need to configure the view to specify that it has a custom layout.Which property combination should you use? 

A. shareLayout = false; Filters = where (Balance = filter (> 500), œCurrency Code" = filter ("ICY*)); 
B. SharedLayout - true; Filters - where (Balance â–  filter (> 506), œCurrency Code" - filter ('LCY')>; 
C. SharedLayout - false; Filters - where ("Balance (ICY)" - filter (> 500)); 
D. Sharediayout = true; Filters - where ("Balance (ICY)" - filter (> 500)); 

Question # 19

You must simulate the user interaction of selecting a posting option. The options must include: Ship Invoice Ship & Invoice You need to create a test codeunit to run the test. What should you use? 

A. Normal attribute 
B. Handler method  
C. Test attribute 

Question # 20

You are customizing Business Central by using Visual Studio Code. You create a project that will extend Business Central. The AL extension contains JSON files, which are automatically generated and are used to store configuration data For testing purposes, you plan to add the following changes to the files: Specify that page 21 must be opened after publishing. Enable debugging Disable the capability to download the source code You need to add the configurations to the JSON files. Which two configurations should you add? Each correct answer presents a complete solution. NOTE: Each correct selection is worth one point.

A. Set "startupObjectld": 27 on launchjson.  
B. In the "resourceExposurePolicy" tag, set "at low Debugging". true and allowDownloadingSource": false on launchjson.
C. Set "start upObjectld": 27 on appjson.  
D. In the "resourceExposurePolicy" tag, set "allowDebugging": true and "allowDown loading Source":true on appjson.  
E. In the "resourceExposurePolicy" tag, set "allowDebugging": true and "allowDownloadingSource": false on appjson.