Ans: Add “BsonMediaTypeFormatter” in WebAPI.config as shown below, public static class WebApiConfig{public static void Register(HttpConfiguration config){config.Formatters.Add(new BsonMediaTypeFormatter());// Other Web API configuration goes here}}, Ans: Below are the rules followed by WebAPI before binding parameters –. OData is being used to expose and access information from a variety of sources including, but not limited to, relational databases, file systems, content management systems and traditional Web sites.Next part in this WCF Tutorial series is focused on Interview Questions regarding Service-Oriented Architecture and Transactions. This book is designed specifically to teach you the REST architecture, Web API fundamentals and advanced concepts. I had 2 options here, either use Web API project in Visual Studios to create those APIs or use the MVC Controller class to create them. We help you to choose the right Python career Path at myTectra. Please explain different modes of security in WCF? Ans: It is a framework which helps us to build/develop HTTP services. In order to fully comprehend the concept of HttpHandlers and HttpModules, I have written a detailed ASP.NET Tutorial. DLL files in C/C++, Jar files/ RMI in java, Interrupts in Linux kernel API … What is Web API? So this way our application can support various authentication mechanisms. 3 simple steps to create your first ASP.NET Web API Service; Top 10 ASP.NET MVC Interview Questions The architectural style for creating web api … For example, in the previous article, we asked about the concept of View State in ASP.NET but in this tutorial, we will further explore the View State concept with more questions. However a LinkButton which actually displays a Hyperlink style button causes a postback to the same page but it doesn't redirect to a given URL. Yes, It is possible to use Web API with ASP.Net web form. Value read from message body in case of complex types. ASP.NET Web API Interview Questions & Answers eBook. So there will a client server communication using HTTP protocol. var mytestjson = GlobalConfiguration.Configuration.Formatters.JsonFormatter;mytestjson.SerializerSettings.Formatting = Newtonsoft.Json.Formatting.Indented; Ans: Using “Newtonsoft.Json.Linq.JObject” we can serialize and deserialize weakly typed objects. Session object can store data for a specific session of user. Watch Now! Windows Communication Foundation (WCF) Interview Questions . Ans: “AuthenticateAsync” method will create “IPrincipal” and will set on request. So, we can store data in application state object that is common for all users of a particular application as follows: It's recommended to store smaller size values in application object. The model binding, filters, routing and others MVC features exist in WEB API are different from MVC and exists in the new System.Web.Http assembly. then value will be obtained from the URL. Oct 24, 2014 - The whole purpose of this article is to quickly brush up your MVC knowledge from ASP.NET MVC interview perspective. You can find this hidden field by looking into view source of a .ASPX page as: ViewState data is encoded in Base64 String encoded format. Basically, this is how an interviewer normally does. Here are the top courses in Python one can select. ASP.NET Core is a cross-platform, high-performance, open-source framework for building modern, cloud-based, Internet-connected applications. Ans: Exception filters will be executed whenever controller methods (actions) throws an exception which is unhandled. Attribute programming is used for this functionality. “FromBody” attribute is along with parameter. It supports most of the MVC features which keep Web API over WCF. throw new HttpResponseException(HttpStatusCode.NotFound); public TestCustomer GetMyTestCustomer(int custid), public class TestCustomerController : Controller. © 2020 myTectra Learning Learning Solutions Private Ltd. All Rights Reserved. Web API can be hosted in IIS or in application. APIs - Free source code and tutorials for Software developers and Architects. Top ASP.Net Web API Interview Questions and Answers for freshers and 2-5 year experienced dot net developers with explanation and examples. REST is an architectural style which was brought in … Other Recommended Articles. The above web developer interview questions and answers will help you to get an understanding of the type of questions you can expect in such interviews. I would like to have your feedback. Ans: Below are the steps to be followed –. To be eligible to Restful Web service jobs, one must be experienced in JAVA, Oracle, SOAP, REST API, and SQL, excellent knowledge of data structures, algorithms and web services. Attribute programming plays a important role. On the other hand, Session state is specific to a single user session. Interview Questions about Session State Modes and Session_Start/Session_End events in Global.asax are already explained here. All requests are mapped to actions using HTTP verbs. 82 Frequently Asked Web API Interview Questions and Answers. Unlike WCF Rest we can use full features of HTTP in Web API. 17. HTTP) 3. Decorate attribute – "IdentityBasicAuthentication” over controller where we have to set the authentication filter. According to research API Testing has a market share of about 16.7%. In this post, we are going to see restful web services interview questions with answers. Ans: It is also called MIME, which is used to identify the data . Here are the top courses in Python one can select. “SerializeReadOnlyTypes” of class – “DataContractSerializerSettings”. A list of frequently asked API Testing interview questions and answers are given below.. 1) What is API? Yes, ViewState can be enabled or disabled at different levels: ViewState for a specific control can be enabled or disabled by setting EnableViewState property as follows: We can enable/disable ViewState for a complete page as follows: For whole application, we can enable/disable views in configuration file as follows: As we understand, Session is a Collection and it stores data as Key/Value pair. Its light weight and its fast in encode/decode. The web API testing interview questions below have been collected from the test professionals to help you get ready for a new role. However, if you need to gain expert-level skills to clear the technical round of interviews in any organization, you should enroll in a certification course. In Web API routing “action” parameter is not mandatory but it can be a part of routing. HTTP is a stateless protocol by nature. What is Web API? routes.MapRoute(name: "MyRoute", //route nameurl: "{controller}/{action}/{id}", //route patterndefaults: new{controller = "a4academicsController",action = "a4academicsAction",id = UrlParameter.Optional}); Ans: Below are the list of classes which can be used for error handling -. More than just an API interview, this list of content will also benefit both freshers and senior testers who would like to achieve both general and advanced knowledge in web API … Learn from the best in the industry. API uses multiple ways for communication e.g. by Venkatesan M, on May 24, 2017 12:31:35 PM. Answer: Every constraint has positive … “WebHttpBinding” to be enabled for WCF Rest. Ans: This is the new membership system for ASP.NET. In my last post we discussed about the Interview Questions on WCF.Basically why I separated these two article into separate post is because WCF is used to create reliable, secure web service that accessible over variety of transport and Web API used to create purely HTTP(REST) based services that are accessible from a variety of clients. var mytestxml = GlobalConfiguration.Configuration.Formatters.XmlFormatter;// Use XmlSerializer for instances of type "Product":mytestxml.SetSerializer
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