A resource sent from a Netz server can Beryllium a pre-existing file (static content) available to the World wide web server, or it can be generated at the time of the request (dynamic content) by another program that communicates with the server software. See also comparison of Internet server software https://trentonsfouy.digitollblog.com/28049414/Überlegungen-zu-wissen-klickrate-ctr