Web beacons enable Linux Foundation to recognize a browser’s cookie when a browser visits a Site, and to learn which banner ssat exam ads bring users to each Site. For example, when a user visits a web page, the code for the page may include instructions to go to another server to gather a single pixel graphic image. Web toefl exam beacons are not placed on a user’s computer, and users remain anonymous. To opt out of targeted advertising delivered by Linux Foundation, or third party advertisers, users can opt to use freely available ad usmle exam blocking software, to prevent ads from displaying in their browser. The Linux Foundation does not promote or recommend any type of ad blocking software, nor guarantees that any of the Site services will remain fully wonderlic exam functional if the user utilizes such software.