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Which GCP feature lets a workload outside GCP (e.g. AWS / Azure / on-prem) authenticate to GCP APIs WITHOUT a long-lived service-account key?
ACloud DNS
BDisabling IAM on the project
CWorkload Identity Federation
DHardcoding a JSON service-account key file in the workload
Answer & Solution
Correct answer: C. Workload Identity Federation
Workload Identity Federation federates external identities to short-lived GCP tokens (per the exam guide §3.1). The other options leak credentials or remove auth.
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