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✅ CKA Final Week Study Plan

Goal: Build speed, troubleshooting discipline, and muscle memory for common exam tasks.

Day 1 - Pods & Troubleshooting

Study

Commands

        kubectl get pods
        kubectl describe pod
        kubectl logs
        kubectl logs --previous

Break/Fix Labs

Goal: Diagnose every issue in under 5 minutes.

Day 2 - Services

Commands

        kubectl get svc
        kubectl get endpoints
        kubectl describe svc
        kubectl get pod --show-labels
Goal: Immediately locate service connectivity issues.

Day 3 - Deployments & Rollouts

Commands

        kubectl scale deployment
        kubectl set image deployment
        kubectl rollout status
        kubectl rollout history
        kubectl rollout undo
Goal: Perform deployment tasks without looking up syntax.

Day 4 - Storage (PV/PVC)

Break/Fix Labs

Goal: Identify why a PVC is Pending within 3 minutes.

Day 5 - Scheduling & Resources

Practice

Goal: Instantly recognize scheduler-related issues.

Day 6 - ETCD Backup & Restore

Commands

        etcdctl snapshot save
        etcdctl snapshot status
        etcdctl snapshot restore
Goal: Complete backup and restore without notes.

Day 7 - Mock Exam

Build a Broken Cluster

Goal: Complete all fixes using a timer. No notes, no searching.

🔥 Exam-Day Troubleshooting Cheat Sheet

Broken Pod

        kubectl describe pod
        kubectl logs
        kubectl logs --previous

Broken Service

        kubectl describe svc
        kubectl get endpoints
        kubectl get pod --show-labels

Broken PVC

        kubectl get pvc
        kubectl describe pvc
        kubectl get pv

Scheduling Problem

        kubectl describe pod
        kubectl describe node

Deployment Problem

        kubectl rollout status
        kubectl rollout history
        kubectl rollout undo

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