Mu Sigma Interview Question

Topics covered included: Resume Discussion Tell me about yourself. Explain your current project. Current responsibilities. What kind of insights do you provide? Business Analytics Difference between information and insights. If you have raw data, what kind of insights would you generate? Questions around dashboard reporting and business impact. SQL Rate yourself in SQL. Suggestions for writing efficient SQL. Why should we avoid SELECT *? SQL optimization techniques. What is a Common Table Expression (CTE)? Why do we use CTE? Tell me about a mistake you made while writing SQL and how you fixed it. Follow-up questions based on SQL concepts.