Do not just list features. Describe how you configured health checks to prevent bad deploys and how auto-scaling handled traffic spikes in a real scenario.
Strong answers cover: Kubernetes concepts (pods, services, deployments, namespaces), deployment strategies (rolling update, blue-green, canary), horizontal pod autoscaling, liveness and readiness probes, resource limits, and secrets management. Best candidates discuss the operational complexity and when containers are not the right answer.
Senior DevOps/SRE question. Look for practical experience, not just certification knowledge. Ask: "When would you NOT use Kubernetes?" to test judgment.