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PROFESSIONAL-MACHINE-LEARNING-ENGINEER · Question #168

PROFESSIONAL-MACHINE-LEARNING-ENGINEER Question #168: Real Exam Question with Answer & Explanation

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Submitted by klara.se· Apr 18, 2026ML model development

Question

You recently developed a deep learning model. To test your new model, you trained it for a few epochs on a large dataset. You observe that the training and validation losses barely changed during the training run. You want to quickly debug your model. What should you do first?

Options

  • AVerify that your model can obtain a low loss on a small subset of the dataset
  • BAdd handcrafted features to inject your domain knowledge into the model
  • CUse the Vertex AI hyperparameter tuning service to identify a better learning rate
  • DUse hardware accelerators and train your model for more epochs

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Topics

#Deep learning debugging#Model training diagnostics#Sanity checks#Loss function analysis
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