CKA Certified Kubernetes Administrator (CKA) Program Questions and Answers

Solution:

solution

F:\Work\Data Entry Work\Data Entry\20200827\CKA\2 C.JPG

kubectl run nginx --image=nginx --restart=Never --port=80

image=nginx, image=redis, image=consul

Name nginx container as “nginx-container”

Name redis container as “redis-container”

Name consul container as “consul-container”

Create a pod manifest file for a container and append container

section for rest of the images

kubectl run multi-container --generator=run-pod/v1 --image=nginx --

dry-run -o yaml > multi-container.yaml

# then

vim multi-container.yaml

apiVersion: v1

kind: Pod

metadata:

labels:

run: multi-container

name: multi-container

spec:

containers:

- image: nginx

name: nginx-container

- image: redis

name: redis-container

- image: consul

name: consul-container

restartPolicy: Always

kubectl run busybox --image=busybox --restart=Never –-rm -it -- env > envpod.yaml

Solution:

vi pvc.yaml

storageclass pvc

apiVersion: v1

kind: PersistentVolumeClaim

metadata:

name: pv-volume

spec:

accessModes:

- ReadWriteOnce

volumeMode: Filesystem

resources:

requests:

storage: 10Mi

storageClassName: csi-hostpath-sc

# vi pod-pvc.yaml

apiVersion: v1

kind: Pod

metadata:

name: web-server

spec:

containers:

- name: web-server

image: nginx

volumeMounts:

- mountPath: "/usr/share/nginx/html"

name: my-volume

volumes:

- name: my-volume

persistentVolumeClaim:

claimName: pv-volume

# craete

kubectl create -f pod-pvc.yaml

#edit

kubectl edit pvc pv-volume --record

kubectl create namespace development

kubectl run nginx --image=nginx --restart=Never -n development