WPF Interview Questions ,What is the difference between Navigation applicaton and XBAPs in WPF?

While both are page-based applications. Navigation Page application are used for navigation applicated hosted with full trust policy that makes them ideal for deployment in secure environment. XBAPs are generally design for Window Explorer and are not locally installed. They are partial trust application restricted to use local file system, Database, registries and other sensitive resources and this makes them ideal for wide distribution

Entry Level

• Strong .NET 2.0 Background & willing to learn!

• Explain dependency properties?

• What’s a style?

• What’s a template?

• Binding

• Differences between base classes: Visual, UIElement, FrameworkElement, Control

• Visual vs Logical tree?

• Property Change Notification (INotifyPropertyChange and ObservableCollection)

• ResourceDictionary – Added by a7an

• UserControls – Added by a7an

• difference between bubble and tunnel routing strategies – added by Carlo

Mid-level

• Routed Events & Commands

• Converters – Added by Artur Carvalho

• Explain WPF’s 2-pass layout engine?

• How to implement a panel?

• Interoperability (WPF/WinForms)

• Blend/Cider – Added by a7an

• animations and storyboarding

• ClickOnce Deployment

• Skinning/Themeing

• Custom Controls

• How can worker threads update the UI?

Senior

• Example of attached behavior?

• What is PRISM,CAL & CAG?

• How can worker threads update the UI?

• WPF 3D – Added by a7an

• Differences between Silverlight 2 and WPF

• MVVM/MVP – Added by a7an

• WPF Performance tuning

• Pixel Shaders

• Purpose of Freezables