Sql, tableau, SAP level review
Senior Data Analyst Interview Questions
3,101 senior data analyst interview questions shared by candidates
Y PCA, what’s SMOTE and other techniques to fix data imbalance , feature selection techniques
Scaling , model evaluation, parameters tuning
Different imputation techniques, to handle skewed data, to fix outliers
Tell me about yourself and explain your work experience
Three SQL questions: 1. Query involved window functions (SUM/COUNT), CTE, and date filtering using DATEADD 2. Worked with nested CTEs and GROUP BY. Had a good discussion about choosing LEFT JOIN over INNER JOIN - explained how it helps catch missing or incomplete data 3. Discussion about comparing data between tables using EXCEPT/INTERSECT and checksums Cultural fit: STAR stories about leading a project, requirement gathering etc.
What sort of insight you have seen in your market and reason for that
Tell me about a favorite place you have travelled to before
what is the best country you have ever visited?
Tell me about a time when you worked with a stakeholder
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