- The proportion of data accesses that are fulfilled by a cache, instead of main memory or a disk. It is the primary way to measure the effectiveness of a cache. Also called cache hit rate.
- The frequency a Web page, or any component of it, is accessed by a user over the Internet. For instance, if a user first visits a Web page, then clicks on a link within it, it may count as two hits. Also, if a Web page with 25 graphics is accessed, then 26 hits may be registered, one for accessing the page, and one for each time graphics information is retrieved from the Web server.
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