Multiple Choice Flashcards on 05 NVIDIA-Certified Associate- Accelerated Data...

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Flashcard Practice NVIDIA-Certified Associate: Accelerated Data Science Multiple Choice

A team reduces a 2,000-feature dataset to 50 PCA components and sees faster training. Validation recall for the key class drops sharply. What is the best response?

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Deploy the faster model because lower dimensionality is the goal Ignore recall because PCA preserved much of the overall variance Fit PCA on the validation data to recover the missing signal Tune the number of components or use supervised feature selection before accepting the speedup

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