DevExpress Interview Questions and Answers
DevExpress interview questions — the WinForms XtraGrid and ASP.NET GridView/GridControl, data binding, server mode for large data, and common performance pitfalls.
7Questions
4Topics
Basic to AdvancedDifficulty
Fresher to 5+ YrsExperience
- 01 What is DevExpress? DevExpress is a commercial suite of UI component libraries for .NET — WinForms, WPF, ASP.NET Web Forms, ASP.NET Core,…
- 02 What is the DevExpress XtraGrid and how are its Views and Levels structured? In WinForms, GridControl is the data-bound container and a View (usually GridView) is how the data is presented —…
- 03 How do you bind data to a DevExpress grid, and how do you keep it fast with large datasets? Bind by setting gridControl.DataSource to a list, BindingList<T>, DataTable or a server-mode source. For large data,…
- 04 How does data binding and MVVM work with DevExpress WPF controls? DevExpress WPF controls bind like any WPF control — GridControl.ItemsSource to an ObservableCollection, columns bound…
- 05 How do you show master-detail data in a DevExpress grid? Bind the grid to a data source that exposes a parent-child relationship — a DataSet with a relation, or a collection…
- 06 How do you export data from a DevExpress grid, and what are the options? The grid views expose ExportToXlsx, ExportToXls, ExportToPdf, ExportToCsv, ExportToHtml, etc. You choose between…
- 07 What is DevExpress Reporting (XtraReport)? DevExpress Reporting is a banded reporting engine — you design an XtraReport in a visual designer with bands (report…
No questions match those filters
Try removing a filter or .
About these DevExpress questions
DevExpress questions appear for roles on enterprise desktop and internal web apps. Interviewers want to know that you can bind the grid correctly (and understand views, levels and the difference between bound and unbound columns), that you know when to switch to server mode or instant feedback for large data, and that you have hit — and fixed — the usual performance and layout problems.