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Postman is a popular tool for API testing that allows developers to create and execute HTTP requests and test API responses . Postman makes API testing more efficient and effective with features such as request builders, response visualizations, and…

1. HttpResponseMessage : This class allows developers to create and return HTTP responses with a customized status code, headers, and content. 2. IHttpActionResult : This interface provides a level of abstraction between the controller and the HTTP re…

v In web API version 1.0, We have a response type class called  HttpResponseMessage  for returning Http response message from API.   v In Web API version 2.0 IHttpActionResult/ IActionResult is introduced which is basically the replacement of HttpRe…

v Content negotiation is a way for the client and server to agree on    the format ( json / xml) of the data being exchanged.   v Content negotiation can be implemented with the help of MediaTypeFormatter class.

v MediaTypeFormatter is a class in ASP.NET Web API that handles the conversion of objects into serialized formats(JSON, XML, and other media ) that can be transmitted over the web.

This are response codes in web API 1xx: Informational  – Communicates transfer protocol-level information. 2xx: Success  – Indicates that the client’s request was accepted successfully. 3xx: Redirection  – This means request is not complete. The clien…