Reliable Kubernetes Administrator CKA Dumps PDF Sep 05, 2024 Recently Updated Questions
Pass Your Linux Foundation CKA Exam with Correct 68 Questions and Answers
NEW QUESTION # 36
Scale the deploymentwebserverto6pods.
Answer:
Explanation:
See the solution below.
Explanation
solution
NEW QUESTION # 37
Create 2 nginx image pods in which one of them is labelled with env=prod and another one labelled with env=dev and verify the same.
Answer:
Explanation:
See the solution below.
Explanation
kubectl run --generator=run-pod/v1 --image=nginx -- labels=env=prod nginx-prod --dry-run -o yaml > nginx-prodpod.yaml Now, edit nginx-prod-pod.yaml file and remove entries like "creationTimestamp: null"
"dnsPolicy: ClusterFirst"
vim nginx-prod-pod.yaml
apiVersion: v1
kind: Pod
metadata:
labels:
env: prod
name: nginx-prod
spec:
containers:
- image: nginx
name: nginx-prod
restartPolicy: Always
# kubectl create -f nginx-prod-pod.yaml
kubectl run --generator=run-pod/v1 --image=nginx --
labels=env=dev nginx-dev --dry-run -o yaml > nginx-dev-pod.yaml
apiVersion: v1
kind: Pod
metadata:
labels:
env: dev
name: nginx-dev
spec:
containers:
- image: nginx
name: nginx-dev
restartPolicy: Always
# kubectl create -f nginx-prod-dev.yaml
Verify :
kubectl get po --show-labels
kubectl get po -l env=prod
kubectl get po -l env=dev
NEW QUESTION # 38
Get list of all the pods showing name and namespace with a jsonpath expression.
Answer:
Explanation:
kubectl get pods -o=jsonpath="{.items[*]['metadata.name' , 'metadata.namespace']}"
NEW QUESTION # 39
Create a deployment as follows:
* Name:nginx-random
* Exposed via a servicenginx-random
* Ensure that the service & podare accessible via theirrespective DNS records
* The container(s) within anypod(s) running as a part of thisdeployment should use thenginxImage Next, use the utilitynslookupto lookup the DNS records of the service &pod and write the output to
/opt/KUNW00601/service.dnsand/opt/KUNW00601/pod.dnsrespectively.
Answer:
Explanation:
See the solution below.
Explanation
Solution:
NEW QUESTION # 40
List all configmap and secrets in the cluster in all namespace and write it to a file /opt/configmap-secret
Answer:
Explanation:
kubectl get configmap,secrets --all-namespaces > /opt/configmap-secret // Verify Cat /opt/configmap-secret
NEW QUESTION # 41
Label a node as app=test and verify
Answer:
Explanation:
kubectl label node node-name app=test // Verify kubectl get no -show-labels kubectl get no -l app=test
NEW QUESTION # 42
Create the deployment redis with image=redis and expose it with "NodePort" service redis-service
- A. kubectl create deploy redis --image=redis --dry-run -o yaml >
redis-deploy.yaml
Edit redis-deploy.yaml file
name: redis
spec:
replicas: 1
selector:
matchLabels:
app: redis
template:
metadata:
labels:
app: redis
spec:
containers:
- image: redis
name: redis
//Creating Service
kubectl expose deploy redis --type=NodePort --port=6379 --
target-port=6379 --name redis-service
// Verify
kubectl get deploy,svc - B. kubectl create deploy redis --image=redis --dry-run -o yaml >
redis-deploy.yaml
Edit redis-deploy.yaml file
vim redis-deploy.yaml
apiVersion: apps/v1
kind: Deployment
metadata:
labels:
app: redis
name: redis
spec:
replicas: 1
selector:
matchLabels:
app: redis
template:
metadata:
labels:
app: redis
spec:
containers:
- image: redis
name: redis
//Creating Service
kubectl expose deploy redis --type=NodePort --port=6379 --
target-port=6379 --name redis-service
// Verify
kubectl get deploy,svc
Answer: B
NEW QUESTION # 43
From the pod label name=cpu-utilizer, find pods running high CPU workloads and write the name of the pod consuming most CPU to the file /opt/KUTR00102/KUTR00102.txt (which already exists).
Answer:
Explanation:
See the solution below.
Explanation
solution
NEW QUESTION # 44
Task Weight: 4%
Task
Schedule a Pod as follows:
* Name: kucc1
* App Containers: 2
* Container Name/Images:
o nginx
o consul
Answer:
Explanation:
Solution:
NEW QUESTION # 45
Get list of all pods in all namespaces and write it to file "/opt/pods-list.yaml"
Answer:
Explanation:
See the solution below.
Explanation
kubectl get po -all-namespaces > /opt/pods-list.yaml
NEW QUESTION # 46
Add a taint to node "worker-2" with effect as "NoSchedule" and
list the node with taint effect as "NoSchedule"
- A. // Add taint to node "worker-2"
kubectl taint nodes worker-2 key=value:NoSchedule
// Verify
// Using "custom-coloumns" , you can customize which coloumn to
be printed
kubectl get nodes -o customcolumns=NAME:.metadata.name,TAINTS:.spec.taints --no-headers
// Using jsonpath
kubectl get nodes -o jsonpath="{range
.items[*]}{.metadata.name} {.spec.taints[?(
@.effect=='NoSchedule' )].effect}{\"\n\"}{end}" | awk 'NF==2
{print $0}' - B. // Add taint to node "worker-2"
kubectl taint nodes worker-2 key=value:NoSchedule
.items[*]}{.metadata.name} {.spec.taints[?(
@.effect=='NoSchedule' )].effect}{\"\n\"}{end}" | awk 'NF==2
{print $0}'
Answer: A
NEW QUESTION # 47
List "nginx-dev" and "nginx-prod" pod and delete those pods
Answer:
Explanation:
kubect1 get pods -o wide
kubectl delete po "nginx-dev" kubectl delete po "nginx-prod"
NEW QUESTION # 48
Score: 13%
Task
A Kubernetes worker node, named wk8s-node-0 is in state NotReady. Investigate why this is the case, and perform any appropriate steps to bring the node to a Ready state, ensuring that any changes are made permanent.
Answer:
Explanation:
See the solution below.
Explanation
Solution:
sudo -i
systemctl status kubelet
systemctl start kubelet
systemctl enable kubelet
NEW QUESTION # 49
List all the pods sorted by name
Answer:
Explanation:
kubect1 get pods --sort-by=.metadata.name
NEW QUESTION # 50
Create a busybox pod and add "sleep 3600" command
Answer:
Explanation:
kubectl run busybox --image=busybox --restart=Never -- /bin/sh -c "sleep 3600"
NEW QUESTION # 51
Verify certificate expiry date for ca certificate in /etc/kubernetes/pki
Answer:
Explanation:
openssl x509 -in ca.crt -noout -text | grep -i validity -A 4
NEW QUESTION # 52
Create a file:
/opt/KUCC00302/kucc00302.txt that lists all pods that implement service baz in namespace development.
The format of the file should be one pod name per line.
Answer:
Explanation:
See the solution below.
Explanation
solution
F:\Work\Data Entry Work\Data Entry\20200827\CKA\11 B.JPG
F:\Work\Data Entry Work\Data Entry\20200827\CKA\11 C.JPG
F:\Work\Data Entry Work\Data Entry\20200827\CKA\11 D.JPG
NEW QUESTION # 53
Updates to dynamic user group membership are automatic therefore using dynamic user groups instead of static group objects allows you to:
- A. respond to changes in user behavior or potential threats without automatic policy changes
- B. respond to changes in user behavior or potential threats without manual policy changes
- C. respond to changes in user behavior or potential threats using manual policy changes
- D. respond to changes in user behavior and confirmed threats with manual policy changes
Answer: B
NEW QUESTION # 54
Monitor the logs of pod foo and:
Extract log lines corresponding
unable-to-access-website
Write them to/opt/KULM00201/foo
Answer:
Explanation:
See the solution below.
Explanation
solution
F:\Work\Data Entry Work\Data Entry\20200827\CKA\1 B.JPG
F:\Work\Data Entry Work\Data Entry\20200827\CKA\1 C.JPG
NEW QUESTION # 55
Configure the kubelet systemd-managed service, on the nodelabelled withname=wk8s-node-1, tolaunch a pod containing a singlecontainer of Image automatically. Any spec filesrequired should be placed in the/etc/kubernetes/manifests You canssh to theappropriate node using:
[student@node-1] $ sshwk8s-node-1
You can assume elevatedprivileges on the node with thefollowing command:
[student@wk8s-node-1] $ |sudo -i
Answer:
Explanation:
See the solution below.
Explanation
solution
NEW QUESTION # 56
......
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Pass CKA Exam Updated 68 Questions: https://drive.google.com/open?id=1LKOBFVHhrIzzXnV7ntnFUzvELGG-3EEC