Quiz Generation Programs on the Web
http://www.onlinemath.com/SAT/Math/otherquiz.html

On-Line Tests
http://www.12teach.com/

On-line multiple choice tests, Interactivetest.com
http://www.interactivetest.com/

Assessments on the Web
http://www.uic.edu/depts/accc/seminars/webquizzes/quiz-intro/toc.html

Computerized Testing and Assessment, Question Mark's Perception
http://www.qmark.com/

Computer Testing, emTech
http://www.emtech.net/computer_testing.html