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CKA · 3 days (21 h)
CKA Exam Preparation — Certified Kubernetes Administrator
Three immersive days on a real cluster to approach the hands-on CKA exam with an administrator's reflexes, not revision sheets.
Objectives
- Pass the CKA exam, ideally on the first attempt
- Install, upgrade, and back up a kubeadm cluster, etcd included
- Debug a failing node, pod, or service under time pressure
- Get faster with kubectl: aliases, shortcuts, use of the official documentation
Audience
System administrators, DevOps engineers, and SREs who operate — or are about to operate — Kubernetes clusters.
Prerequisites
- Comfort in a Linux terminal (navigation, editing, processes)
- Prior hands-on experience with containers (Docker or equivalent)
- Read and write YAML painlessly
Program
Cluster architecture and lifecycle
- Control plane and node components
- Installation and upgrades with kubeadm
- etcd backup and restore
- RBAC: roles, bindings, service accounts
Workloads and scheduling
- Deployments, rolling updates, and rollbacks
- Requests, limits, and QoS classes
- Affinities, taints, and tolerations
Networking and services
- ClusterIP, NodePort, and LoadBalancer services
- Ingress and Gateway API
- CoreDNS and internal resolution
- NetworkPolicies
Storage
- PersistentVolumes and PersistentVolumeClaims
- StorageClasses and dynamic provisioning
Troubleshooting and mock exam
- Debug methodology: nodes, pods, networking
- Time management and classic exam pitfalls
- Full simulation under real exam conditions
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Six questions, two minutes. Quote within 48 h — often within minutes.
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