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Which Vertex AI capability should an ML Engineer use to automatically search over a hyperparameter space to find the best configuration — instead of manual tuning?

AVertex AI Vizier hyperparameter tuning (in Vertex AI custom training)
BTrial-and-error tuning by guessing
CCloud Memorystore
DCloud DNS
Answer & Solution
Correct answer: A. Vertex AI Vizier hyperparameter tuning (in Vertex AI custom training)
Vertex AI hyperparameter tuning (Vizier) automates HP search (per PMLE §3.2). The other options aren't tuning services.
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