jQuery possess the functionality that simplifies the AJAX call for a RESTful service.So, when we think about consuming a RESTful service and then rendering received XML/JSON data in a Web Application, jQuery automatically becomes a good option.In this WCF tutorial, we are going to call a simple RESTful service using a GET request and then… Read More »
RESTful services are those which follow the REST (Representational State Transfer) architectural style. Before implementing your first RESTful service, lets first understand the concept behind it. As we know that WCF allows us to make calls and exchange messages using SOAP over a variety of protocols i.e. HTTP, TCP, Named Pipes and MSMQ etc. In… Read More »
Instance management basically defines the binding of service instance to a request received from a client. In case of WCF, following three techniques for service instantiation are available: PerCall PerSession Single As we know that application requirements varies from one to another with respect to scalability, durability, performance, transactions etc, so in order to meet respective… Read More »
Consider a WCF service method that returns a generic list as follows: public List GetAllEmployees() { //code details here…. //returning a generic List<Employee> } On Client-side, if we try to access returned value of that web service method as follows: MyServiceClient client = new MyServiceClient(); List employeeList = client.GetAllEmployees(); We will face following error: Cannot… Read More »
As we already know that a WCF Service endpoint has ABC (Address, Binding and Contract). Address means “Where to find the service?” Binding means “How to communicate with service?” Contract defines “What to communicate? As WCF Service Binding defines all about how to communicate. It plays an important role in managing performance and security for… Read More »
What is Instance Deactivation in Windows Communication Foundation? How explicitly we can deactivate an instance? Instance Deactivation: When a service method being called from client, its forwarded to a service instance. So, Instance deactivation means that the moment this service instance is disposed off by WCF. In order to explicitly deactivate a service instance, we will… Read More »
This WCF service tutorial is part-4 in series of WCF Interview Questions. Before reading this please go through the following articles in this series. WCF Service Interview Questions – Part 1 WCF Service Interview Questions – Part 2 WCF Service Interview Questions – Part 3 WCF Interview Questions List – Part 4 What is SOA (Service Oriented Architecture) and how… Read More »
This WCF tutorial is part-3 in series of WCF Interview Questions and Answers. Other parts in this series are as follows: WCF Service Interview Questions – Part 1 WCF Service Interview Questions – Part 2 WCF Service Interview Questions – Part 3 WCF Service Interview Questions – Part 4 WCF Interview Questions List – Part 3 What is a fault contract? A user… Read More »
This WCF tutorial is part-2 in series of WCF Interview Questions. Other parts in this series can be found here. WCF Service Interview Questions – Part 1 WCF Service Interview Questions – Part 2 WCF Service Interview Questions – Part 3 WCF Service Interview Questions – Part 4 WCF Interview Questions List – Part 2 What are the different ways to expose WCF… Read More »
Microsoft Windows Communication Foundation comes with a set of built-in bindings and each binding is designed to fulfill some specific need. So, if interoperability is our concern and we need to communicate with non-WCF system, then, we should go for basicHttpBinding or wsHttpBinding. Although these two bindings can work with WCF specific systems as well.… Read More »