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Senior Data Analyst Interview Questions
2,949 senior data analyst interview questions shared by candidates
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.
One of the worst experience ive never had in my life.
Find top 3 sales every month using SQL
Domain related questions and past experience projects etc
Not related to skills they were looking for.
Why Do you want to work at DataDog ? What was the example projects you worked ?
SQL query performance and other SQL related questions.
Tell me about your background
Not really a formal interview, mainly a mutual introduction
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