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Machine Learning questions require understanding of core concepts and practice. PracHub provides solutions with explanations to help you master machine learning interviews.

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This is a medium difficulty Machine Learning question, commonly asked during Onsite rounds at LinkedIn.

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This question is commonly asked for Machine Learning Engineer candidates at LinkedIn during technical interviews.

Explain activations, losses, and Adam

Last updated: Mar 29, 2026

Quick Overview

This question evaluates understanding of neural network building blocks (layers and activation functions), comparative properties of activation/gating functions, principled selection of loss functions for different problem settings, and the internal mechanics and hyperparameters of the Adam optimizer.

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LinkedIn
Machine Learning
Machine Learning Engineer

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Explain activations, losses, and Adam

Feb 11, 2026, 12:00 AM

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