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Add a couple of Virtualization questions

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abregman
2021-04-11 23:07:25 +03:00
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certificates/cka.md
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## Certified Kubernetes Administrator (CKA)
#### Basic Commands
<details>
<summary>Which command you run to view your nodes?</code></summary><br><b>
<summary>Deploy a pod called web-1985 using the nginx:alpine image</code></summary><br><b>
`kubectl get nodes`
</b></details>
<details>
<summary>Which command you run to view all pods running on all namespaces?</code></summary><br><b>
`kubectl get pods --all-namespaces`
</b></details>
<details>
<summary>How to list all namespaces?</code></summary><br><b>
`kubectl get namespaces`
</b></details>
<details>
<summary>How to create a deployment?</code></summary><br><b>
```
cat << EOF | kubectl create -f -
> apiVersion: v1
> kind: Pod
> metadata:
> name: nginx
> spec:
> containers:
> - name: nginx
> image: nginx
> EOF
```
</b></details>
<details>
<summary>How to print information on a specific pod?</code></summary><br><b>
`kubectl describe pod pod_name`
</b></details>
<details>
<summary>How to delete a pod?</code></summary><br><b>
`kubectl delete pod pod_name`
</b></details>
<details>
<summary>How to check the status of all the components?</code></summary><br><b>
`kubectl run web-1985 --image=nginx:alpine --restart=Never`
</b></details>