Linked list questions are great. They're a simple data structure so it's easy to talk about without complicated details. Detect a loop? That's a great question!

Linked list questions are great. They're a simple data structure so it's easy to talk about without complicated details. Detect a loop? That's a great question! Any decent dev should be able to start coming up with suboptimal ideas right away and would be an interesting discussion. So long it's not a pop quiz type thing.