How would you clear a Queue<T>?

Short answer: Use the Clear() method to remove all elements. Example: tasks.Clear(); After calling Clear(), the queue is empty (Count == 0).

Example code

Use the Clear() method to remove all elements. Example: tasks.Clear(); After calling Clear(), the queue is empty (Count == 0).

Real-world example (ShopNest)

ShopNest uses a Queue<Order> for “orders waiting for payment confirmation,” and a Stack<Uri> for back-navigation in the admin UI.

Say this in the interview

1. Define — one clear sentence (the short answer above).
2. Example — relate it to a project like ShopNest or your real work.
3. Trade-off — when you would not use it.