MCTS: Microsoft Silverlight 4 Development (70-506) Certification Guide by Johnny Tordgeman [Repost]

Microsoft Silverlight is a powerful development platform for creating engaging, interactive applications for many screens across the Web, desktop, and mobile devices. Silverlight is also a great (and growing) Line-Of-Business platform and is increasingly being used to build data-driven business applications. Silverlight is based on familiar .NET languages such as C# which enables existing .NET developers to get started developing rich internet applications almost immediately.