What methods are available in a Stack<T> for adding and removing elements?

Short answer: Method Description Push() Adds an element to the top Pop() Removes and returns the top element Peek() Returns top element without removing it Clear( Removes all elements

Example code

stack.Push(100); // Add int top = stack.Pop(); // Remove and return top

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.