A new beta function from Respondus LockDown Browser allows instructors to conduct their own live proctoring via Zoom, Microsoft Teams, Google Meet, and other video systems. For smaller classes, this allows instructors to directly observe their students during exams.
While there is no technical limit to the number of students who can use this system, the logistics of logging everyone in, taking attendance, observing students, and tracking when students have completed the exam can become overwhelming in courses over 20-25 students.
The video below is from Respondus and introduces their new functionality: