Top 50 Churn Interview Questions
The most frequently asked Churn questions across all roles and companies, ranked by real interview frequency. Updated daily.
Use PostgreSQL CTEs to find users who transacted in the previous month but not in the latest transaction month.
PhonepeUse weekly comparisons and LAG to identify subscribers whose latest streaming hours dropped sharply.
The Walt DisneyCalculate consecutive purchase gaps per user and flag gaps of at least 90 days as churn risk.
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Investigate why one customer segment drives most churn and what actions to take.
PTC
Comerica
Zurich InsuranceDefine the core model and business metrics for a customer retention model, from churn prediction quality to retention impact.
Salesforce
Quest Software
U.S. News & World ReportDefine and calculate LTV for a subscription business, separating monthly and annual plans and accounting for churn and costs.
QuantiphiThe Walt Disney
Playstation NetworkDefine success for a churn reduction feature by combining retention, churn, LTV, and leading indicators for high-value users.
Garmin
DraftKings
Bloomberg Industry GroupEvaluate customer retention metrics for a FinTech app after a feature update and identify potential areas for improvement.
Wave
HopperPhonepe