Web Science/Part1: Foundations of the web/Internet vs World Wide Web/Uniform Resource Identifier/quiz

{Bring the components of an URI to the correct order. +--- protocol ---+ fragment -+-- hierarchical name --+- query
 * type="[]"}
 * 1st | 2nd | 3rd | 4th

{Which parts of an URL are processed by the Client (Browser), the server and the Internet? +-- used Protocol +-- the optional port number --+ hierarchical name (host) -+- hierarchical name (path) -+- query (request parameter) +-- Fragment
 * type="[]"}
 * Client | Server | Internet

{Which of the following is true? + every URL is a URI - Every URI is a URL - URLs are an Internet Standard + URLs have been introduced for creating the World Wide Web + Tim Berners-Lee was a central person to craft both terms URI and URL + URIs could be used as primary keys in data base systems. - URIs are bound to HTML.
 * type="[]"}
 * according to http://www.apps.ietf.org/rfc/rfc3986.html and http://www.apps.ietf.org/rfc/stdlist.html URIs are an Internet Standard
 * URIs as well as URLs are independent of the format of the file that they refer to.