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Practice Test - Cluster Roles

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Solutions to practice test - cluster roles

• Run the command kubectl get clusterroles –no-headers

  wc -l or kubectl get clusterroles –no-headers -o json

  jq ‘.items

  length’

  ``` $ kubectl get clusterroles --no-headers | wc -l (or) $ kubectl get clusterroles --no-headers -o json | jq '.items | length' ```

• Run the command kubectl get clusterrolebindings –no-headers

  wc -l or kubectl get clusterrolebindings –no-headers -o json

  jq ‘.items

  length’

  ``` $ kubectl get clusterrolebindings --no-headers | wc -l (or) $ kubectl get clusterrolebindings --no-headers -o json | jq '.items | length' ```

• What namespace is the cluster-admin clusterrole part of?

  ``` $ Cluster roles are cluster wide and not part of any namespace ```

• Run the command kubectl describe clusterrolebinding cluster-admin

  ``` $ kubectl describe clusterrolebinding cluster-admin ```

• Run the command kubectl describe clusterrole cluster-admin

  ``` $ kubectl describe clusterrole cluster-admin ```

• Check answer at /var/answers

  ``` $ kubectl create -f /var/answers/michelle-node-admin.yaml ```

• Check answer at /var/answers

  ``` $ kubectl create -f /var/answers/michelle-storage-admin.yaml ```