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Coding

6 months ago

Could you architect a Python class that functions as an iterator for sequences?

Data Scientist

Mastercard

DoorDash

Rovio

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6 months ago

Behavioral

7 months ago

Why have you decided to change your job? Why do you feel Mastercard is a good next step?

Data Scientist

Mastercard

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7 months ago

Behavioral

7 months ago

Tell me about a project you are really proud of.

Data ScientistTechnical Program ManagerSoftware EngineerProduct Manager

Mastercard

Electronic Arts

Dropbox

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7 months ago

Behavioral

8 months ago

How did you come up with your most innovative idea?

Data ScientistML Engineering ManagerData Science ManagerData Engineering Manager

Mastercard

SPS Commerce

Grover

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8 months ago

Behavioral

8 months ago

In order to build trust with a team, how do you get started?

Data ScientistData Engineering ManagerEngineering ManagerUX Designer

Mastercard

Western Digital

FleetSmith

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8 months ago

Statistics

8 months ago

What would be your plan for an A/B test if we're seeing a 3% increase in our product's use?

Data Scientist

Mastercard

Productboard

Novartis

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8 months ago

Coding

8 months ago

How do you code a Python program to output the Fibonacci series up to a certain number?

Data Scientist

Mastercard

Fitbit

Deloitte

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8 months ago

Behavioral

8 months ago

Let me know about a time when you disagreed with someone on your team.

Data ScientistData Engineering ManagerEngineering ManagerUX Designer

Mastercard

Dunzo

Adyen

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8 months ago

Behavioral

9 months ago

How do you cultivate your team's trust?

Data ScientistEngineering ManagerUX DesignerUX Researcher

Mastercard

Gupshup

RentoMojo

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9 months ago

Coding

9 months ago

What does the implementation of a binary search look like, and how is its time complexity characterized? Can you make it more optimal?

Data Scientist

Mastercard

Bitdefender

Mailchimp

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9 months ago

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

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