Prepfully logo
  • Browse Coaches
  • Login
BetaTry Out Our New AI Mock Interviewer – Your Smartest Way to Ace Any Interview!Try Our AI Mock Interviewer
Try Now
NewRegister as a coach and get a $100 bonus on your first completed session if you're on the Prepfully Request for Coaches list.Coach $100 Bonus
Read More
LimitedEaster Deal: Heavy discounts on all Prepfully sessions.Easter Deal: Discounts
Book Now

Your AI Wingman for your next interview

The most comprehensive bank Interview Answer Review tooling available online.

Cutting-edge AI technology meets personalized feedback. Improve your interview answers with insightful guidance provided by a model trained against more than a million human-labelled interview answers.
  • Company rubrics
  • Role-level optimisations
  • Trained on 1mil+ answers
Behavioral
2 years ago
Tell me about an experience of when you lead a team.
Data ScientistProgram ManagerFrontend EngineerSite Reliability Engineer

Plaid

Zoho

Ironclad

Test with AI interviewer
Get answer reviewed by AI
2 years ago
ML Knowledge
2 years ago
What is your preferred method for dealing with datasets that have imbalanced classes, where one category is severely underrepresented compared to the other?
Data Scientist

Plaid

GoCardless Logo

GoCardless

Mollie Logo

Mollie

Test with AI interviewer
Get answer reviewed by AI
2 years ago
ML Knowledge
2 years ago
AUC is a popular metric used to determine the effectiveness of a model. Could you walk me through the steps for calculating AUC?
Data Scientist

Plaid

Deloitte Logo

Deloitte

Virta Logo

Virta

Test with AI interviewer
Get answer reviewed by AI
2 years ago
Statistics
2 years ago
How do you calculate the interquartile range from an unsorted array of decimal numbers?
Data Scientist

Plaid

LinkedIn Logo

LinkedIn

Groupon Logo

Groupon

Test with AI interviewer
Get answer reviewed by AI
2 years ago
ML System DesignProduct CaseML Case
2 years ago
What is your proposed technique for implementing time series anomaly detection in order to identify unusual activity on a server and notify users in real time?
Data Scientist

Plaid

Stack Overflow Logo

Stack Overflow

Qualcomm Logo

Qualcomm

Test with AI interviewer
Get answer reviewed by AI
2 years ago
Statistics
2 years ago
From your experience, what are some of the factors that can account for a significant difference in the A/B test results?
Data Scientist

Plaid

Dollar Shave Club Logo

Dollar Shave Club

Rivian Logo

Rivian

Test with AI interviewer
Get answer reviewed by AI
2 years ago
ML Knowledge
2 years ago
When working on deep learning models, how do you decide whether to use Rectified Linear Unit or another activation function?
Data Scientist

Plaid

Eventbrite Logo

Eventbrite

ASML Logo

ASML

Test with AI interviewer
Get answer reviewed by AI
2 years ago
ML Knowledge
2 years ago
What does k-means clustering entail, and does it always result in a global optimum? Write a program for k-means clustering given an N*D matrix.
Data Scientist

Plaid

Chime Logo

Chime

Convoy Logo

Convoy

Test with AI interviewer
Get answer reviewed by AI
2 years ago
ML Knowledge
2 years ago
Explain to us, in layman's terms, what LSTM is and why it is widely used in the field of deep learning. Have you applied this model in any of your projects before?
Data Scientist

Plaid

Lyft Logo

Lyft

Brex Logo

Brex

Test with AI interviewer
Get answer reviewed by AI
2 years ago
Coding
2 years ago
Could you outline a function that manipulates data within a pandas dataframe?
Data Scientist

Plaid

Monzo Logo

Monzo

Commvault Logo

Commvault

Test with AI interviewer
Get answer reviewed by AI
2 years ago

Question of the week

We'll send you a weekly question to practice for:

Showing 91 to 100 of 188 results

Previous89101112Next

*All interview questions are submitted by recent Plaid Data Scientist candidates, labelled and categorized by Prepfully, and then published after being verified by Data Scientists at Plaid.

  • American Express Data Scientist Interview Guide
  • Waymo Data Scientist Interview Guide
  • ML Engineer Interview
  • Intel Verification Engineer Interview Guide
  • Qualcomm Verification Engineer Interview Guide
  • Infosys Systems Engineer Interview Guide
  • Company
  • FAQs
  • Contact Us
  • Become An Expert
  • Services
  • Practice Interviews
  • Interview Guides
  • Interview Questions
  • Watch Recorded Interviews
  • Gift sessions
  • AI Interview
  • Social
  • Twitter
  • Facebook
  • LinkedIn
  • YouTube
  • Legal
  • Terms & Conditions
  • Privacy Policy
  • Illustrations by Storyset

© 2025 Prepfully. All rights reserved.

Prepfully logo

Please log in to view more questions.

Not a member yet? Sign up for free.