Cyient Data Scientist Interview Questions
The questions to prepare for a Cyient Data Scientist interview. Questions from real interview reports rank first. Updated weekly.
Find the second highest distinct employee salary from a single table, returning NULL if it does not exist.
CyientFind the second highest distinct salary from a single table using basic PostgreSQL ordering and limiting.
CyientCompute top 10 customers by net sales using joins and aggregations, ordering by revenue with deterministic tie-breaking.
Gain Digital
TCS
Zest AIExplain what a p-value means, how it relates to statistical significance, and how to describe it clearly to non-technical stakeholders.
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Compare Random Forest and Gradient Boosting, then choose the right ensemble for a supervised learning task.
CyientChoose hyperparameters with cross-validation and validation metrics, while balancing bias, variance, and overfitting.
CyientCompare two rent prediction models and decide whether MAE or RMSE is the better selection metric given costly large errors.
CyientExplain why a home-price model has RMSE of $34.9k but MAE of $18.4k, and what that says about outliers and metric choice.
CyientTests motivation and fit for Cyient’s Data Scientist role.
Cyient