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Python and pandas
Data Engineer
Python and pandas questions
9 questions on Python and pandas for data engineers, easiest first.
Easy
4
A CSV bigger than memory
easy
Data type for phone numbers
easy
Codes losing their leading zeros
easy
Data type for amounts in rupees
easy
Medium
1
Is 03/04/2026 March or April
medium
Hard
4
A slow Python UDF in PySpark
hard
Every task loads the last table
hard
Template lost inside an f-string
hard
Storing money as integer fils
hard
