E source Interview Questions
Published March 27, 2026
Estimated reading time: 4 minutes
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Behavioral
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Data Structures & Algorithms
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E source Interview Questions
Practice for the E source interview with these recently asked interview questions.
| Question | Topic | Difficulty | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Data Structures & Algorithms | Medium | |||||||||||||||||||||||||
You’re given a dataframe containing a list of user IDs and their full names (e.g. ‘James Emerson’). Transform this dataframe into a dataframe that contains the user ids and only the first name of each user. Example: Input:
Output:
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Behavioral | Easy | |||||||||||||||||||||||||
Behavioral | Medium | |||||||||||||||||||||||||
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SQL | Easy | |
Machine Learning | Medium | |
Statistics | Medium | |
SQL | Hard | |
Machine Learning | Medium | |
Python | Easy | |
Deep Learning | Hard | |
SQL | Medium | |
Statistics | Easy | |
Machine Learning | Hard |
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