LIS 505 - Internet in business

electronic commerce

Conducting business on-line, including, for example, buying and selling products via EDI. Also called e-commerce.

Web portals

Web sites or services that offer broad ranges of resources and services, such as e-mail, search engines, and online shopping.


Advertisements placed on Web pages and containing links to advertisers' sites. Also called banner ads.

click-through rate

How often people click on a banner.


Short for Secure Sockets Layer. A protocol for transmitting documents on the Internet in encrypted form. Often used for confidential information, such as credit card numbers. URLs that require SSL normally start with https.


Short for business-to-consumer. The retailing part of e-commerce.


Short for business-to-business. Exchange of products, services, or information between businesses.


Transferring data so that it can be processed in a continuous stream, so that, for example, software can begin displaying a multimedia presentation before receiving the entire file.


A single sender's communicating to a single receiver over a network.


A single sender's communicating with all the receivers on a network.


A single sender's communicating to multiple receivers over a network.


A server's sending data without the client's explicitly requesting it. Also called webcasting when it is Web-based.


Networks based on TCP/IP, but allowing access only by authorized users.


Intranets where some authorized users are outside the organization.


Short for virtual private networks. Networks constructed using public media, but accessible only to authorized users.


Technology that enables a network to send its data via another network's connections. Also called encapsulation.

Last updated October 29, 2002.
This page maintained by Prof. Tim Craven
E-mail (text/plain only):
Faculty of Information and Media Studies
University of Western Ontario,
London, Ontario
Canada, N6A 5B7