Data Science Summer Intern Interview Questions

Intern Data Science

Interviewed at BNP Paribas

3.8★

Dec 10, 2018

Premier entretien: - QCM Questions de logique (Ex intégramme type énigme d'Einstein) - Questions Générales sur le machine learning (Ex qu'est-ce que l'overfitting, comment y remédier, étude de cas) Deuxième entretien: - Qu'est-ce qui me motive à travailler chez la BNP? Comment je me positionne dans un groupe de travail? - Questions d'algorithmique (Ex donner un algo d'insertion d'un élément dans un liste triée + justifier la complexité de l'algo) - Question de machine learning sur de la conversion Voice to Text

Data Scientist Intern

Interviewed at Apple

4.1★

Dec 9, 2020

How to perform groupby in pandas

Intern data science

Interviewed at Cambridge Intelligence

4.4★

Jan 23, 2019

Tell me about you, why did appluy for this job, how do you do to program better

Data Science Intern

Interviewed at Fidelity Investments

4.1★

Nov 21, 2025

Do you know anything about agentic AI, LLMs

Data Scientist Intern

Interviewed at Alteca

3.8★

Mar 1, 2022

Question par rapport aux stages précédents.

Data Science Intern

Interviewed at UL Solutions

3.5★

Apr 2, 2025

What is random forest regression, what is overfitting, etc.

Data Science Intern

Interviewed at Pattern

4.3★

Mar 3, 2026

Write an intermediate SQL query based on some sales data tables. Write a function in python to calculate the z score of an array.

Data Science Intern

Interviewed at Novelis

3.4★

Feb 1, 2022

Explain your project. How to identify a feature as categorical or numerical?

Data Science Intern

Interviewed at Publicis Sapient

3.4★

Sep 16, 2021

Difference between precision and recall in Machine learning. How to Find NaN values in dataframes. SQL queries.

Data Scientist Intern

Interviewed at Safran

3.9★

May 18, 2024

What’s the definition of precision & recall ?