I would argue that's a bad "point of the question" -- also, many of them are in 50 minute interviews. Call me crazy, I think an interview question should test

I would argue that's a bad "point of the question" -- also, many of them are in 50 minute interviews. Call me crazy, I think an interview question should test for one's ability to program well, not test their memorization knowledge. My argument is precisely that linked-list questions are a poor proxy for programming well. It's testing the wrong thing(s).