Your question is Card Transaction Flow. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
What happens after a card is swiped (card transaction flow)?
Asked in the HM stage. Explain the end-to-end authorization path, including the role of real-time machine learning in fraud or risk decisions. Discuss what must happen synchronously versus asynchronously, and how the system behaves when dependencies or models are unavailable.
