The Hypertext Transfer Protocol (HTTP) methods are used to establish communications between clients and servers.Between a client and server, the HTTP methods work as a request-response protocol. A Web browser is a client program that uses HTTP (Hypertext Transfer Protocol) to make requests of Web servers throughout the Internet on behalf of the user. For example, a client submits an HTTP request to the server, and the server returns the response to the client. The HTTP methods are identified by the requested URI(Uniform Resource Identifier). The methods are case-sensitive and these are used in uppercase. Basically, there are two common...