Request Method, URI, and Protocol Version

A browser can request information using a number of methods. The commonly used methods include the following:

• GET -- Requests the specified resource (such as a document or image)

• HEAD -- Requests only the header information for the document

• POST -- Requests that the server accept some data from the browser, such as form input for a CGI program

• PUT -- Replaces the contents of a server’s document with data from the browser