Asked about my work experience in data science, ETL and BI domain What new technologies I can implement in this project Different cloud technologies I know and follow up questions.
Bi Engineer Interview Questions
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Question sur sql et les leadership principles
Rank vs Dense Rank Tell me about time when you declined a customer requirement
Tell me about a time when you delved deeply into a problem to uncover insights. What did you discover?
SQL questions with joins and window functions
Please introduce about yourself and some SQL/python questions were asked
List the 2nd highest salary in each department from table named employee.
Sql query joining and aggregations
Write SQL queries to generate the following reports: 1. CustomerID, # of invoices per customer, Did customer purchase product A (boolean), Income from product A per customer 2. CustomerID, Date, Difference between Current Income and Previous Income 3. For each product, which was the second customer who made a purchase 4. Top 10 customers by income, for customers that only purchased in 2016 (and not in other years) 5. Total Income per Customer, for customers who purchased an average of at least 2 products in a month
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