SQL Case

Mobile engagement: ordered funnel

Mobile engagement: Count device_users that produced feature_opened and later produced goal_completed.

What this task practices

Mobile engagement: ordered funnel is a sql case interview exercise that trains prompt interpretation, explicit assumptions, a concrete response, and a clear explanation of tradeoffs. The catalog marks it as medium difficulty. It focuses on Data Reasoning, Performance Analysis, Technical Reasoning. The signed-in workspace provides the tools for the round and evaluates the attempt against task-specific criteria. Reference solutions, hidden checks, evaluator instructions, and candidate work remain private.