Undated but fairly current. Also highlighted is the UO Biology Department. Web-based Test Delivery Systems University of Iowa Information Technology Services. Detailed reviews of a large number of online testing software products. Question Mark Vendor sells testing software.
Site includes sample exams.
QuizCenter A free online testing service from the University of Hawaii. CyberExam Vendor sells testing software. Site includes sample exams. See also my local test version. Another commercial online testing service, this one from Chariot Software.