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College professors are going back to paper exams and handwritten essays to fight students using ChatGPT
(www.businessinsider.com)
This is a most excellent place for technology news and articles.
Could you ever though, when giving them work they had to do not in your physical presence? People had their friends, parents or ghostwriters do the work for them all the time. You should know that.
This is not an AI problem, AI "just" made it far more widespread and easier to access.
"Sometimes" would be my answer. I caught students who colluded during online exams, and even managed to spot students pasting directly from an online search. Those were painful conversations, but I offered them resits and they were all honest and passed with some extra classes.
With AI, detection is impossible at the moment.