Your question is Design a Key-Value Store for Real-Time Geolocations. 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).
Tell me about how you would design a key-value store to track a rider's real-time geolocations for high-throughput, low-latency updates at Flink.