Your question is Simple System Design of a Basic 3-Tier Web App. 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).
Simple system design of a basic 3-tier web app.
Asked in the Software architecture and engineering skills interview stage. Explain how you would separate the presentation, application, and data tiers, then discuss request flow, deployment, scaling, reliability, and security. Clarify assumptions before choosing components. Keep the design practical and explain key tradeoffs.