What is a cache and how does it work?
A cache temporarily stores the information on a page in your computer. The first time you ask for a page, Netscape retrieves the page from the network. No pages are permanently stored in a cache. If you request a page you have seen before, Netscape checks to see if the page is available in a cache. For example, if you use the Back button to display a page, a cache can display the page more quickly than the network can retransmit it. Sometimes you might not want a page to be retrieved from a cache. The page you displayed initially may be different than the page currently offered by the network. If a modification to a particular URL has occurred, you may want the updated page rather than the copy (now stale) stored in a cache. Remember, you have no control over when a server updates its pages. When you click on a link, choose a bookmark, enter a URL, or press the Reload button, Netscape checks with the server to see if an update has occurred before bringing a page from a cache. If any ch
