Hard Difficulty
Hard questions require advanced understanding and critical thinking. Here, your problem-solving skills are key, as these questions often involve complex scenarios needing in-depth analysis and well-structured responses.
Product Case question
Product Case questions evaluate your approach to product development challenges. Show your structured thinking about user needs, market opportunities, feature prioritization, and how you'd guide a product through its lifecycle.
Here's a Hint
Consider data storage, query efficiency, and scalability challenges when designing your solution for high-volume user activity tracking.
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