A developer is implementing a new 'Supplier' table. The table must have a primary key that is a code field, and the code must be automatically assigned from a number series. Which design pattern should the developer use?

Document pattern with a header and lines

Codeunit pattern with a number series

Master data pattern with a code field as primary key

Setup table pattern with a single record

A company wants to ensure that customer master data is always validated before it is saved. Which design pattern should be used?

Implement validation in a codeunit that is called from the page and table triggers

Do not implement validation; rely on the database constraints

Implement validation only in the page's OnInsert trigger

Implement validation only in the table's OnInsert trigger

What is a key characteristic of a document table in Business Central?

It contains a header and lines structure to represent a business document.

It is used only for temporary data that is not persisted.

It stores only one record per company.

A company needs to track the flow of a purchase from requisition to purchase order to invoice. What is the recommended way to implement this in the data model?

Create a single table that contains all fields from all document types

Use a single table with a 'Document Type' field to store all stages

Use a temporary table to store the entire flow

Create separate tables for each document type and link them with a common reference

Microsoft Certified:Dynamics 365 Business Central Developer Associate

Domain 4Objective 2

Describe the Essential Development Standards MB-820 Practice Questions (Page 4)

Part of the Develop by using AL domain, which accounts for 15–20% of the MB-820 exam. Microsoft does not publish an official question count, but from its 100-minute exam (~40–65 total, ~6–13 in this domain), expect 2–4 from this objective — we provide 38 practice questions to prepare you well beyond it. (estimate)

38questions here

8free pages

6concepts

15–20%of the exam

Questions 16–20

16application · medium
A developer is implementing a new 'Supplier' table. The table must have a primary key that is a code field, and the code must be automatically assigned from a number series. Which design pattern should the developer use?
Select an answer first
17application · medium
A company wants to ensure that customer master data is always validated before it is saved. Which design pattern should be used?
Select an answer first
18foundation · easy
What is a key characteristic of a document table in Business Central?
Select an answer first
19foundation · easy
Which AL object is used to define the layout of a document, such as a sales invoice, for printing or PDF generation?
Select an answer first
20application · medium
A company needs to track the flow of a purchase from requisition to purchase order to invoice. What is the recommended way to implement this in the data model?
Select an answer first

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