Your question is System Design: Website 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).
Explain the working of a website.
Describe the complete request lifecycle from a user entering a URL through DNS, content delivery, application services, data access, response rendering, and subsequent interactions. Include how an ML-enabled website could retrieve, rank, and serve personalized content. Discuss online versus batch processing, latency, reliability, security, monitoring, and common failure modes.