Knowledge Bridge

Global Intelligence for the Digital Transition

O

Off-site measurement

Off-site measurement

When a site forwards its log files to an off-site Web research service for analysis.

On-demand

On-demand

The ability to request video, audio, or information to be sent to the screen immediately by clicking something on the screen referring to that choice.

On-site measurement

On-site measurement

When a server has an appropriate software program to measure and analyze traffic received on its own site.

Opt-in

Opt-in

Refers to an individual giving a company permission to use data collected from or about the individual for a particular reason, such as to market the company's products and services. See also Permission marketing.

Opt-out

Opt-out

When a company states that it plans to market its products and services to an individual unless the individual asks to be removed from the company's mailing list.

OS (Operating system)

OS (Operating system)

An operating system (OS) is a set of programs that manage computer hardware resources and provide common services for application software. The operating system is a vital component of the system software in a computer system. Application programs require an operating system which are usually separate programs, but can be combined in simple systems.

Example operating systems include Microsoft Windows, Apple iOS and MacOS, and Linux.

Overlay

Overlay

An overlay is a media element that 'floats' above other content. This could be text floating over video, or an expanding banner ad expanding over page content.

Overlay ad

Overlay ad

Overlay ad is a banner ad that appears in the bottom 20% of the video window. Click action initiates a Linear video spot or takes the user to a website. Sold on a CPM and CPC basis.

This glossary is based on the IAB Wiki and IAB UK’s Jargon Buster. The Internet Advertising Bureau (IAB) is the trade association for online and mobile advertising. It promotes growth and best practice for advertisers, agencies and media owners.
For more information visit www.iab.net and www.iabuk.net.