WPF Interview Questions And answers

1. What is WPF?

Windows Presentation Foundation (WPF) is a Microsoft’s development tool for building modern line-of-business desktop applications on Windows. It is Microsoft’s latest approach to a GUI framework, used with the .NET framework.

WPF extends the core with a comprehensive set of application-development features that include:

  • XAML (Extensible Application Markup Language)
  • User Controls
  • Data binding
  • Layout
  • 2-D and 3-D graphics
  • Animation
  • Styles
  • Templates
  • Documents
  • Multimedia

WPF is the part of  .NET Framework, so you can build applications that incorporate other elements of the .NET Framework class library.

2. What is ViewModelLocator?

3. What are the logical layers of MVVM?

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