4 Tips for Offering Online Exams — from techlearning.com by Erik Ofgang
The University of New England, Australia has given more than 40,000 online exams over the past year, here’s what they’ve learned

Excerpt (emphasis DSC):

UNE administrators are considering doing away with an exam period because it initially was created for logistical purposes. “We needed to have all the exam venues booked, and the desks and chairs moved in, and the supervisors ready in the papers there,” Day says. “Now we are able to hold exams, anywhere, anytime, any day. So why do we need an exam period? It’s allowing structural changes to the academic calendar, it gives us a few weeks per teaching period back for teaching, perhaps.”

Day says you can also incorporate elements of video and website exploration into your exam, opening up both the type of questions you ask and the type of answers students can provide.

Rethink the Exam Structure  
Switching from paper to online exams is an opportunity for instructors to reexamine the exams themselves, Day says. “It requires you to question why you hold exams, why you hold exams when you do, and how you hold exams.”