Pregunta de entrevista de Amazon

1) Data warehousing basics 2) Python coding - intermediate level 3) 2 SQL questions - group by, RANK() types 4) Resume drill down 5) Tell me about a time you helped a teammate? 6) Hardest data pipeline you have worked on? 7) Difference between STAR, SNOWFLAKE and GALAXY schema 8) SCD and types 9) A recent ETL process you have worked on and challenges you faced in it