Sanofi interview question

1. Introduction 2. More about current role 3. https://www.geeksforgeeks.org/sql/sql-query-to-find-second-largest-salary/ 4. Question to rank a column based on other column value (https://exceljet.net/functions/rank.eq-function) 5. Basic Excel functions 6. difference between XLOOKUP and VLOOKUP, which is faster? 7. COUNT, COUNTA, COUNTBLANK