The process of copying a Web element (pagePageA document having a specific URL and comprised of a set of associated files. A…//read more  or ad) for later reuse. On the Web, this copying is normally done in two places: in the user’s browserBrowserA software program that can request, download, cache and display documents…//read more  and on proxy serversProxy serversIntermediaries between end users and Web sites such as ISPs, commercial online…//read more . When a user makes a request for a Web element, the browser looks into its own cacheCacheMemory used to temporarily store the most frequently requested…//read more  for the element; then a proxy, if any; followed by the intended server. CachingCachingThe process of copying a Web element (page or ad) for later reuse. On the Web,…//read more  is done to reduce redundant network traffic, resulting in increased overall efficiency of the Internet.