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Certified Kubernetes Administrator (CKA, 2025)

  • Focus: Cluster lifecycle, scheduling, networking, storage, security, troubleshooting.
  • Format: Performance-based tasks in a live K8s environment; time management is critical.
  • Good for: DevOps/SREs operating Kubernetes at scale.
  • Prep: Practice with kubeadm, network policies, ingress, RBAC, backups/upgrades; drill with killer.sh or CNCF labs.