Capstone: Operating It in Production

1. The Rapid-Fire Round

Operations questions rarely arrive as one big design question. They arrive as a volley of small ones. Usually in the last fifteen minutes, usually pointed at the design you just drew.

Quick questions, quick answers expected. Each one checks a different lesson from this module. This capstone rehearses that volley: six questions, each with the answer a strong candidate gives in under a minute.

Practice answering each one out loud, from the question alone, before you read the answer.

**Q1: "You've built this system