A snapshot of a website taken by a search engine spider. This snapshot can be viewable by the search engine users, depending on the cache implementation of the search engine. Many of the main search engines now adhere to the nocache robots directive allowing webmasters keep their content safe, sort of. I make a distinction between 2 sorts of no cache...
Click through rate is the number of times an advertisement is clicked devided by the number of views generated. Click through rate in online advertising We use the click through rate to determine the success of an online advertising campaign. The click through rate can be calculated by dividing number of users who clicked on an add by the impressions (...