Difference between Avro, ORC & Parquet. Converting Amazon s3 to a data lake. Question related to DBT - Data build tool Amazon Kinesis and its use cases. Project related problem which was solved using Azure Databricks and Python SQL - Top 3 salaries with duplicate salaries, 2nd highest salary within a department Python - Libraries, list rotation, dictionaries etc.
Experiencia previa en puestos similares a la posición ofertada
Mostly technical and scenario based all focused on Bigdata lake
(shown a paragraph on wikipedia about game theory zero sum game example) explain why that game player 1 has a positive payoff
Tell me about your management style, your favorite kind of boss, bad bosses, opinions on hiring and firing etc.
Very high-level experiences, with specific questions on data analysis and databases.
Deep dive questions on data structures, and distributed computing
What is a ROC Curve ?
How you would code for AES256 encryption? They were encountering this with one of their current clients and wanted to know how I had done in my previous projects.
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