TD Interview Questions
The questions to prepare for TD interviews, across all roles. Questions from real interview reports rank first. Updated daily.
Use GROUP BY and HAVING to find duplicate patient records in a Johns Hopkins Medicine dataset.
Aggregate monthly sales by product category and use LAG to calculate month-over-month changes.
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Explain how to train and evaluate models on highly imbalanced fraud data without relying on misleading accuracy.
Define campaign success using business KPIs, funnel conversion, acquisition cost, and leading indicators tied to outcomes.
Explain how you turn vague requirements into aligned scope, clear decisions, and shared understanding for the team.
Explain what statistical significance means and why it matters when interpreting experimental or analytical results.
Craft a concise self-introduction that highlights fit, communication style, and relevance for an Account Executive role.
Identify the main pitfalls that can distort A/B test interpretation and explain how to guard against them.