OLTP vs OLAP Data model
Senior Data Engineer Interview Questions
2,574 senior data engineer interview questions shared by candidates
What is your current Day-to-day responsibility?
A no code question about how to model a self serve solution for multiple currencies.
How do you keep up with frequently upgrading technologies?
ETL SCD types implementation, scala programs and spark architecture and SQL
What is cloud used for
Design a data flow to find out revenue generated by the deals for past 30 days
please fill this and that
Codility: Spark- Read, perform basic transformations and write a file Coding- Given an array A consisting of N integers, return the maximum sum of two numbers whose digits add up to an equal sum Technical: - Focused on current experience and projects, what my responsibilities were and how I executed them.Behavior questions like what motivates you, what do you not like about your job. - Sql question - Coding question : Best time to buy and sell stocks to maximize profits
1. How to determine load on data pipeline 2. What is alternative to join 3. To select unique records which data structure is useful 4. How sets ensure that value is unique Everytime And avoids duplicate
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