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Coding
2 years ago
How do you ascertain the longest substring devoid of repeating characters within a string?
Data Scientist

Fiverr

Shopee

Zomato

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2 years ago
ML Knowledge
2 years ago
What is your understanding of why feature selection plays such a critical role in machine learning?
Data Scientist

Fiverr

Swiggy Logo

Swiggy

Noon Logo

Noon

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2 years ago
Statistics
2 years ago
Can you demonstrate your programming abilities by writing a function that obtains N samples from a population with mean = 0 and standard deviation = 1, and displays the histogram of the data?
Data Scientist

Fiverr

Peloton Logo

Peloton

Nutanix Logo

Nutanix

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2 years ago
ML Knowledge
2 years ago
Could you expound on the DMatrix functionality in XGBoost and its distinction from other gradient boosting data structures?
Data ScientistMachine Learning Engineer

Fiverr

Viber Logo

Viber

Deloitte Logo

Deloitte

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2 years ago
ML Knowledge
2 years ago
What constitutes the primary stages of backpropagation in a neural network's learning process?
Data Scientist

Fiverr

Quantcast Logo

Quantcast

Citrix Logo

Citrix

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2 years ago
ML Knowledge
2 years ago
How do you weigh the pros and cons of different algorithms when selecting the most appropriate one for a specific machine learning task?
Data Scientist

Fiverr

Springboard Logo

Springboard

Huawei Logo

Huawei

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2 years ago
Behavioral
2 years ago
Tell me about a time when you helped show the ropes to someone junior to you.
Data ScientistiOS EngineerBackend EngineerProduct Manager

Fiverr

Okta Logo

Okta

Mitto Logo

Mitto

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2 years ago
ML Knowledge
2 years ago
Could you differentiate between bagging and boosting, and how they affect bias and variance in supervised learning?
Data Scientist

Fiverr

Peloton Logo

Peloton

Niantic Logo

Niantic

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2 years ago
Behavioral
2 years ago
Tell me about a time you were proved wrong
Data ScientistEngineering ManagerUX DesignerUX Researcher

Fiverr

nCino Logo

nCino

Grab Logo

Grab

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2 years ago
Statistics
2 years ago
Can you think of an instance where using the mean instead of the median would give you more meaningful insights?
Data Scientist

Fiverr

Onfido Logo

Onfido

Slack Logo

Slack

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2 years ago

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