How to add line numbers to your X++ code in Visual Studio for enhanced code readability and debugging

Difference between edit and display method

Display Indicates that the method's return value is to be displayed on a form or a report.

The value cannot be altered in the form or report

Edit Indicates that the method's return type is to be used to provide information for a field that is used in in a form. The value in the field can be edited.

Difference between perspectives and table collection

Perspectives can organize information for a report model in the Application Object Tree (AOT).

A perspective is a collection of tables. You use a report model to create reports.

Table collection is a collection of table, which sharing across all the virtual companies.

What are the 4 types of files we need to copy to the standard folder?

*.aod - application object data file

*.ahd - Application Online Help Data file

*.ald - Application Label data file.

*.add - Application Developer Documentation Data file

*.khd - Kernel Online Help Data

And other files are

*.ahi - Application Online Help Index files

*.adi - Application Developer Documentation Index files

*.ali - Application Label Index files

*.alt - Application Label Temporary file.

*.alc - Application Label Cache file

*.aoi - Application Object Index file

*.khd - Kernel Online Help Data

Why we use virtual companies?

Virtual company accounts contain data in certain tables that are shared by any number of company accounts. This allows users to post information in one company that will be available to another company

How can we restrict a class to be further extended?

using Final Keyword for ex: public final class <ClassName>

Which classes are used for data import export?

SysDatalmport and SysDataExport

From which table u can get the user permissions stored in Ax?

AccessRightList table

What should we do if we need last record to be active when a form is opened?

In properties of datasource table set the StartPosition property as last.

What is the sequence of events while a report is generated?

Init, Run, Prompt, Fetch, send, Print