In the advertising real world there is a lot of vocabulary you would need to know when buying and scheduling ads in the local radio, tv or print media. There is a world of termonology and jargon developing in Web Advertising similar to and mimicing what we use in the real world of advertising for ad insertions, measures of effectiveness and buying and scheduling of ads.

Define the following terms:

click-through -

click-through rate (CTR) -

conversion rate -

cost-per-click (CPC) -

CPM -

Page hit -

Ad hit -

impression -

pay per click (PPC) -

pay per sale (PPS) -

Web site traffic -