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Design a Key-Value Store is a easy system design interview question covering consistent hashing, replication, CAP theorem — the kind asked at FAANG (Facebook/Meta, Apple, Amazon, Netflix, Google) and AI-first companies like Anthropic, OpenAI, and Nvidia.
Design a distributed key-value store like DynamoDB or Redis. It should support get(key) and put(key, value) operations with high availability and partition tolerance.
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