Hands-on Lab·Certified Kubernetes Administrator
kubectl Productivity for the Exam
Two hours, seventeen tasks. `--dry-run=client -o yaml` writes the manifest you were about to type from memory, `kubectl explain` replaces the browser tab, and jsonpath answers a question instead of printing a table to read.
Foundations Guide 6 of 103 Beginner
- Kubernetes1.36.4
- Runtimecontainerd 2.2.6
- CNICalico v3.32.1
- TimeAbout 18 min
- Reviewed22 August 2026
| Server Name | IP Address | OS | Roles | CPU | RAM | HDD |
|---|---|---|---|---|---|---|
| CKA4001 | 192.168.0.191 | Ubuntu 26.04 LTS | Single Node (control plane, untainted) | 2 Core | 4 GB | 50 GB |
Before you start
- A working kubeconfig. guide 5 covers the two styles these flags sit between.
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Never write YAML from memory
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explain instead of a browser tab
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Ask for one field, not a table
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Stop typing -n every time