This is the next versions of existing products a few: s ASP.NET web method '(ASMX), Microsoft Web Services Enhancements for Microsoft NET (WSE), NET Remoting, Enterprise Services, and System.Messaging ... If you are a C + + / C # developer looking for a book to build a WCF service the real world, you will run into the thick books of reference on the market today. This is the first book to combine WCF and LINQ in WCF service multi-tier real world. Mastery of these two topics will help you get started quickly create service-oriented applications, and allows you to take your first step into the world of Service Oriented Architecture without overwhelmed. Through this book you will understand the concepts of WCF with developing functional services and apply these techniques to multi-tier WCF service the real world. You will learn how to use WCF to define the contract on service interface layer, Plain Old C # Objects (poco) to implement business rules in business logic layer, and LINQ to communicate with the database in the data access layer. Microsoft patterns and practices of the Web Service Software Factory used to create a framework for WCF service. Clear instructions step-by-step and proper screenshots will ensure you will not get lost in the new world of WCF and LINQ. What you will learn from this book? Create, host, and taking your first WCF service in just a few minutesExplore and different learning and debugging hosting options for WCF serviceBuild real-world multi-tier WCF service from start to understand each layer of WCF services and apply them to real workAdd exception handling for servicesAccelerate your WCF service your development with WCF Service Factory with the best practicesUnderstand apply basic and advanced concepts and features of LINQ and LINQ to SQLCommunicate secure and reliable database by rewriting the data access layer of your WCF Service with LINQ to SQLControl update along with the database and add distributed transaction support your WCF service Approach This book is a step-by-step tutorial with clear instructions and screenshots to guide you through the creation of real world multi-tier WCF-service solutions. configuration files, applications hosted, client testing, and WCF services for each solution will be available for download on this website for you to examine, modify, and debug from outside to inside. This book focuses on the essence of using WCF and LINQ, rather than provide a reference for every single possibility. He left an online reference materials in place, and concentrate only on practical examples, code, and suggestions. Who is this book written for? This book is for C # and C + + developers who want to start with WCF and LINQ, and want a book that is practical and rich with examples from the beginning.