Upgrade the current version of kubernetes from 1.25.0 to 1.26.0 exactly using the kubeadm utility. Make sure that the upgrade is carried out one node

Get the list of nodes in JSON format and store it in a file at /opt/outputs/nodes-z3444kd9.json.info_outlineSolution Run the command: kubectl get nod

스태틱(static) 파드 생성하기Create a static pod on node01 called nginx-critical with image nginx and make sure that it is recreated/restarted automatically in

Create a nginx pod called nginx-resolver using image nginx, expose it internally with a service called nginx-resolver-service. Test that you are able

https://kubernetes.io/docs/reference/access-authn-authz/certificate-signing-requests/Create a new user called john. Grant him access to the clust

https://kubernetes.io/docs/concepts/workloads/controllers/deployment/Create a new deployment called nginx-deploy, with image nginx:1.16 and 1 rep

A pod definition file is created at /root/CKA/use-pv.yaml. Make use of this manifest file and mount the persistent volume called pv-1. Ensure the pod

https://kubernetes.io/docs/tasks/configure-pod-container/security-context/Create a new pod called super-user-pod with image busybox:1.28. Allow t

볼륨(https://kubernetes.io/ko/docs/concepts/storage/volumes/Create a Pod called redis-storage with image: redis:alpine with a Volume of type emptyD

Take a backup of the etcd cluster and save it to /opt/etcd-backup.db.\[https://kubernetes.io/docs/tasks/administer-cluster/configure-upgrade-etcd

We have created a new deployment called nginx-deploy. scale the deployment to 3 replicas. Has the replica's increased? Troubleshoot the issue and fix

https://kubernetes.io/ko/docs/concepts/configuration/organize-cluster-access-kubeconfig/A kubeconfig file called super.kubeconfig has been create

Create a pod called hr-pod in hr namespace belonging to the production environment and frontend tier .image: redis:alpineUse appropriate labels and cr

https://kubernetes.io/ko/docs/concepts/scheduling-eviction/taint-and-toleration/Taint the worker node node01 to be Unschedulable. Once done, crea

docs >> https://kubernetes.io/ko/docs/concepts/services-networking/network-policies/We have deployed a new pod called np-test-1 and a service cal

Create a Pod called non-root-pod , image: redis:alpinerunAsUser: 1000fsGroup: 2000Pod non-root-pod fsGroup configuredPod non-root-pod runAsUser config

docs >> https://kubernetes.io/ko/docs/concepts/workloads/pods/Create a pod called multi-pod with two containers.Container 1, name: alpha, image: 

docs >> https://kubernetes.io/docs/reference/kubectl/cheatsheet/ List the InternalIP of all nodes of the cluster. Save the result to a file /root/CKA

Create a new service account with the name pvviewer. Grant this Service account access to list all PersistentVolumes in the cluster by creating an app

https://cloud.google.com/iam/docs/overviewCloud IAM은 사용자들에게 최소 사용 권한이라는 보안 원칙을 적용 그러므로 특정 구글 계정 속성은 자원에 꼭 필요한 접근만을 허용 IAM 역할(Roles) - (what)역할은