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How to Register the CNCF CKA Certification Exam
Registration:
- After registration, you will receive a confirmation email with instructions on how to complete your exam registration.
- You will need your examination confirmation within 48 hours of the exam date and time.
- CNCF Certification Exams is an online exam. You must take an official CNCF Certification exam to receive a certificate after the examination.
- Please click “Register” and follow the instructions on-screen to sign up for your preferred exam date and time. To register for the CKA exam, go to CNCF Website.
Cloud Native Computing Foundation (CNCF) Training and Certification
Cloud Native Computing Foundation (CNCF) provides resources, as well as training and certification, to those who want to contribute or learn more about big data technologies. Operating Kubernetes cluster infrastructure is one of the major benefits of Cloud Native Computing. Provider neutral certification from Cloud Native Computing Foundation (CNCF) will offer a lot of opportunities for those who want to be part of the cloud-native revolution. Certifications from Cloud Native Computing Foundation (CNCF) will help the individual to get ahead of other fellow technologists. CNCF CKA exam dumps will be the best choice for any IT professionals who want to achieve a CNCF Certified Kubernetes Administrator certification. Assessment of knowledge of cloud native computing will provide the individual with more value added value. Extra opportunities will be available to individuals who prepare and pass the CNCF Certified Kubernetes Administrator (CKA) exam. Payment of the certification fee is required to take the CNCF Certified Kubernetes Administrator (CKA) exam. Card will be delivered via email to the address provided in the registration form immediately upon successful passing of the exam.
Exact exam details are subject to change. Certification exam details are subject to change. Passsure enables the customer to be reassured of passing the exam by checking exam scores online. Exact exam details are subject to change. Email notifications will be sent to the candidate upon the completion of each exam. Methods of payment accepted include Visa, MasterCard, and American Express. Days and times of certification exams are subject to change. Ready to schedule your exam within 30 days from the time of booking. If a candidate wants to schedule an exam for a date later than the 30-day window, he/she will have to contact Brightwork to negotiate a new date and time. Companies that use Brightwork as their cloud provider can benefit from Brightworks discount rates.
NEW QUESTION 11
Create a pod as follows:
Name: mongo
Using Image: mongo
In a new Kubernetes namespace named: my-website
Answer:
Explanation:
solution
NEW QUESTION 12
Create a pod as follows:
Name: mongo
Using Image: mongo
In a new Kubernetes namespace named: my-website
Answer:
Explanation:
See the solution below.
Explanation
solution
F:\Work\Data Entry Work\Data Entry\20200827\CKA\9 B.JPG
NEW QUESTION 13
Create a pod that echo "hello world" and then exists. Have the pod deleted automatically when it's completed
Answer:
Explanation:
See the solution below.
Explanation
kubectl run busybox --image=busybox -it --rm --restart=Never --
/bin/sh -c 'echo hello world'
kubectl get po # You shouldn't see pod with the name "busybox"
NEW QUESTION 14
Scale the deployment from 5 replicas to 20 replicas and verify
Answer:
Explanation:
kubectl scale deploy webapp --replicas=20 kubectl get deploy webapp kubectl get po -l app=webapp
NEW QUESTION 15
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 16
Given a partially-functioning Kubernetes cluster, identify symptoms of failure on the cluster.
Determine the node, the failing service, and take actions to bring up the failed service and restore the health of the cluster. Ensure that any changes are made permanently.
You can ssh to the relevant I nodes (bk8s-master-0 or bk8s-node-0) using:
[student@node-1] $ ssh <nodename>
You can assume elevated privileges on any node in the cluster with the following command:
[student@nodename] $ | sudo -i
Answer:
Explanation:
See the solution below.
Explanation
solution
NEW QUESTION 17
Get list of PVs and order by size and write to file "/opt/pvstorage.txt"
Answer:
Explanation:
kubectl get pv --sort-by=.spec.capacity.storage > /opt/pv storage.txt
NEW QUESTION 18
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 19
Score: 4%
Context
You have been asked to create a new ClusterRole for a deployment pipeline and bind it to a specific ServiceAccount scoped to a specific namespace.
Task
Create a new ClusterRole named deployment-clusterrole, which only allows to create the following resource types:
* Deployment
* StatefulSet
* DaemonSet
Create a new ServiceAccount named cicd-token in the existing namespace app-team1.
Bind the new ClusterRole deployment-clusterrole lo the new ServiceAccount cicd-token , limited to the namespace app-team1.
Answer:
Explanation:
Solution:
Task should be complete on node k8s -1 master, 2 worker for this connect use command
[student@node-1] > ssh k8s
kubectl create clusterrole deployment-clusterrole --verb=create --resource=deployments,statefulsets,daemonsets kubectl create serviceaccount cicd-token --namespace=app-team1 kubectl create rolebinding deployment-clusterrole --clusterrole=deployment-clusterrole --serviceaccount=default:cicd-token --namespace=app-team1
NEW QUESTION 20
Create a pod named kucc8 with a single app container for each of the
following images running inside (there may be between 1 and 4 images specified):
nginx + redis + memcached.
Answer:
Explanation:
See the solution below.
Explanation
solution
NEW QUESTION 21
Print pod name and start time to "/opt/pod-status" file
Answer:
Explanation:
kubect1 get pods -o=jsonpath='{range
.items[*]}{.metadata.name}{"\t"}{.status.podIP}{"\n"}{end}'
NEW QUESTION 22
Create a pod named kucc8 with a single app container for each of the following images running inside (there may be between 1 and 4 images specified):
nginx + redis + memcached.
Answer:
Explanation:
solution
NEW QUESTION 23
Create a deployment spec file that will:
* Launch 7 replicas of the nginx Image with the labelapp_runtime_stage=dev
* deployment name: kual00201
Save a copy of this spec file to /opt/KUAL00201/spec_deployment.yaml
(or /opt/KUAL00201/spec_deployment.json).
When you are done, clean up (delete) any new Kubernetes API object that you produced during this task.
Answer:
Explanation:
See the solution below.
Explanation
solution
NEW QUESTION 24
Task Weight: 4%
Task
Scale the deployment webserver to 3 pods.
Answer:
Explanation:
Solution:
NEW QUESTION 25
Create a snapshot of theetcdinstance running at , saving thesnapshot to the file path
/srv/data/etcd-snapshot.db.
The following TLScertificates/key are suppliedfor connecting to the server withetcdctl:
* CA certificate:/opt/KUCM00302/ca.crt
* Client certificate:/opt/KUCM00302/etcd-client.crt
* Client key:Topt/KUCM00302/etcd-client.key
Answer:
Explanation:
See the solution below.
Explanation
solution
NEW QUESTION 26
Scale down the deployment to 1 replica
Answer:
Explanation:
kubectl scale deployment webapp -replicas=1 //Verify kubectl get deploy kubectl get po,rs
NEW QUESTION 27
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 28
Change the Image version to 1.15-alpine for the pod you just created and verify the image version is updated.
- A. Kubect1 set image pod/nginx nginx=nginx:1.15-alpine
kubect1 describe po nginx
// another way it will open vi editor and change the version
kubect1 describe po nginx - B. Kubect1 set image pod/nginx nginx=nginx:1.15-alpine
kubect1 describe po nginx
// another way it will open vi editor and change the version
kubeclt edit po nginx
kubect1 describe po nginx
Answer: B
NEW QUESTION 29
Score: 4%
Task
Create a pod named kucc8 with a single app container for each of the following images running inside (there may be between 1 and 4 images specified): nginx + redis + memcached .
Answer:
Explanation:
See the solution below.
Explanation
Solution:
kubectl run kucc8 --image=nginx --dry-run -o yaml > kucc8.yaml
# vi kucc8.yaml
apiVersion: v1
kind: Pod
metadata:
creationTimestamp: null
name: kucc8
spec:
containers:
- image: nginx
name: nginx
- image: redis
name: redis
- image: memcached
name: memcached
- image: consul
name: consul
#
kubectl create -f kucc8.yaml
#12.07
NEW QUESTION 30
Create a pod that having 3 containers in it? (Multi-Container)
Answer:
Explanation:
See the solution below.
Explanation
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
NEW QUESTION 31
Scale the deployment to 5 replicas
Answer:
Explanation:
kubectl scale deployment webapp -replicas=5 //Verify kubectl get deploy kubectl get po,rs
NEW QUESTION 32
Check the image version in pod without the describe command
Answer:
Explanation:
kubectl get po nginx -o
jsonpath='{.spec.containers[].image}{"\n"}'
NEW QUESTION 33
Score: 5%
Task
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/KUTR00401/KUTR00401.txt (which already exists).
Answer:
Explanation:
See the solution below.
Explanation
Solution:
kubectl top -l name=cpu-user -A
echo 'pod name' >> /opt/KUT00401/KUT00401.txt
NEW QUESTION 34
List all the pods that are serviced by the service "webservice" and copy the output in /opt/$USER/webservice.targets Note: You need to list the endpoints
Answer:
Explanation:
kubectl descrive svc webservice | grep -i "Endpoints" > /opt/$USER/webservice.targets kubectl get endpoints webservice > /opt/$USER/webservice.targets
NEW QUESTION 35
Remove taint added to node "worker-2"
Answer:
Explanation:
kubectl taint nodes worker-2 key:NoSchedule- // Verify You will see a message "node/worker-2 untainted" kubectl get nodes -o customcolumns=NAME:.metadata.name,TAINTS:.spec.taints --no-headers
NEW QUESTION 36
......
CNCF CKA Certification Exam Experience
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