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
ML Knowledge
2 years ago
What sets Ridge and Lasso apart from each other?
Data Scientist

AT&T

Wish

Apple

Test with AI interviewer
Get answer reviewed by AI
2 years ago
Behavioral
2 years ago
Tell me about something on your resume that you didn't mention.
Data ScientistEngineering ManagerUX DesignerUX Researcher

AT&T

Superhuman Logo

Superhuman

DeliveryHero Logo

DeliveryHero

Test with AI interviewer
Get answer reviewed by AI
2 years ago
ML Knowledge
2 years ago
Could you elucidate what a Neural Network is and its mechanism of action?
Data ScientistMachine Learning Engineer

AT&T

SeatGeek Logo

SeatGeek

Productboard Logo

Productboard

Test with AI interviewer
Get answer reviewed by AI
2 years ago
Statistics
2 years ago
Explain the steps you would take to assess the significance of the results and estimate the difference in campaign effectiveness using data from an A/B test.
Data Scientist

AT&T

Blend Logo

Blend

Zalando Logo

Zalando

Test with AI interviewer
Get answer reviewed by AI
2 years ago
SQL
2 years ago
What steps would you take to handle duplicate values in a join between two tables?
Data Scientist

AT&T

Mastercard Logo

Mastercard

Sprinklr Logo

Sprinklr

Test with AI interviewer
Get answer reviewed by AI
2 years ago
Behavioral
2 years ago
When was the last time you failed badly and what did you learn?
Data ScientistProduct ManagerBackend EngineerTechnical Program Manager

AT&T

JoyTunes Logo

JoyTunes

N26 Logo

N26

Test with AI interviewer
Get answer reviewed by AI
2 years ago
Behavioral
2 years ago
Is this Data Scientist role a good fit for your qualifications?
Data Scientist

AT&T

Test with AI interviewer
Get answer reviewed by AI
2 years ago
ML Knowledge
2 years ago
Can you differentiate the purposes of k-means clustering versus k-nearest neighbor techniques?
Data Scientist

AT&T

Mozilla Logo

Mozilla

Palantir Technologies Logo

Palantir Technologies

Test with AI interviewer
Get answer reviewed by AI
2 years ago
ML Knowledge
2 years ago
If you were faced with a high-dimensional dataset in a machine learning project, how would you handle it?
Data Scientist

AT&T

Atlassian Logo

Atlassian

Visa Logo

Visa

Test with AI interviewer
Get answer reviewed by AI
2 years ago
Behavioral
2 years ago
How would you describe yourself and why do you think that you should be hired by AT&T?
Data Scientist

AT&T

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 81 to 90 of 161 results

Previous7891011Next

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

  • Google Android Engineer Interview
  • Meta Android Engineer Interview Guide
  • Meta iOS Engineer Interview Guide
  • Twitter Engineering Manager Interview guide
  • Indeed Senior Engineering Manager Interview Guide
  • Tesla Technical Program Manager 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.