sentence: Web caches reduce the amount of information that needs to be transmitted over the network.
sentences_before: Web browsers and web proxy servers use caches to store previous responses from web servers, such as web pages.
sentences_after: Information previously stored in the cache can often be re-used. This reduces bandwidth and processing requirements of the web server, and helps to improve responsiveness for users of the web.
concept_name: web cache
headings: Cache Where caches are used Web caches
categories: Computer science