Professional Machine Learning Engineer

Build, deploy, and monitor production ML and generative AI solutions on Gemini Enterprise Agent Platform, and track your readiness for the Professional Machine Learning Engineer exam.

Expert

Prepare and test your skills

Expert

Prepare and test your skills

Concept

secondary worker nodes

Topic in 1 exam domain

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Also called: Preemptible worker nodes, preemptible workers, secondary worker group, secondary workers

Compute-only preemptible worker nodes in a cluster that do not host HDFS DataNodes.

Where this appears on the exam

1 subdomain in 1 of 6 domains

Domain 3
Scaling prototypes into ML models
~21% of exam
1. 3.2Training models
  - Troubleshooting ML model training failures

How learners score on this topic

Last updated October 25, 2026

Professional Machine Learning Engineer

Build, deploy, and monitor production ML and generative AI solutions on Gemini Enterprise Agent Platform, and track your readiness for the Professional Machine Learning Engineer exam.

Expert

Prepare and test your skills

Expert

Prepare and test your skills

Concept

secondary worker nodes

Topic in 1 exam domain

X LinkedIn Facebook Reddit

Also called: Preemptible worker nodes, preemptible workers, secondary worker group, secondary workers

Compute-only preemptible worker nodes in a cluster that do not host HDFS DataNodes.

Where this appears on the exam

1 subdomain in 1 of 6 domains

Domain 3
Scaling prototypes into ML models
~21% of exam
1. 3.2Training models
  - Troubleshooting ML model training failures

How learners score on this topic

Last updated October 25, 2026

Where this appears on the exam

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How learners score on this topic

Where this appears on the exam

Related topics

Part of

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How learners score on this topic