[Feb 06, 2022] Fully Updated Kubernetes Administrator (CKA) Certification Sample Questions

Latest Linux Foundation CKA Real Exam Dumps PDF

The Key Subjects for CNCF CKA Certification Exam

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CNCF CKA Certification Exam Experience

The one thing I have been constantly aware of after getting my certification is how much I have been able to help out with the company. Prior to getting the certification, all I used to do was oversee projects and do work in a design capacity, but now that I have this certification, people constantly come to me for help with problems they are having. The interactive exam is available online. Delivery will be done within six weeks of the exam. Absolutely no writing is done during the CNCF CKA Certification Exam.

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NEW QUESTION 12
Create a snapshot of the etcd instance running at https://127.0.0.1:2379, saving the snapshot to the file path
/srv/data/etcd-snapshot.db.
The following TLS certificates/key are supplied for connecting to the server with etcdctl:
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
F:\Work\Data Entry Work\Data Entry\20200827\CKA\18 C.JPG

 

NEW QUESTION 13
List all service account and create a service account called "admin"

• A. kubectl get sa
  kubectl get sa --all-namespaces
  //Verify
  kubectl get sa admin -o yaml
• B. kubectl get sa
  kubectl get sa --all-namespaces
  kubectl create sa admin
  //Verify
  kubectl get sa admin -o yaml

Answer: B

 

NEW QUESTION 14
Create the service as type NodePort with the port 32767 for the nginx pod with the pod selector app: my-nginx

Answer:

Explanation:
kubectl run nginx --image=nginx --restart=Never -- labels=app=nginx --port=80 --dry-run -o yaml > nginx-pod.yaml

 

NEW QUESTION 15
Get all the pods with label "env"

Answer:

Explanation:
kubectl get pods -L env

 

NEW QUESTION 16
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 17
Create a namespace called 'development' and a pod with image nginx called nginx on this namespace.

Answer:

Explanation:
kubectl create namespace development kubectl run nginx --image=nginx --restart=Never -n development

 

NEW QUESTION 18
Create a file:
/opt/KUCC00302/kucc00302.txt that lists all pods that implement service in namespace development.
The format of the file should be one pod name per line.

Answer:

Explanation:
See the solution below.
Explanation
solution

 

NEW QUESTION 19
What file type upload is supported as part of the basic WildFire service?

• A. PE
• B. VBS
• C. BAT
• D. ELF

Answer: A

 

NEW QUESTION 20
From the pod labelname=cpu-utilizer, find podsrunning high CPU workloads and write the name of the pod consumingmost CPU to thefile/opt/KUTR00102/KUTR00102.txt(which already exists).

Answer:

Explanation:
See the solution below.
Explanation
solution

 

NEW QUESTION 21
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 22
Get IP address of the pod - "nginx-dev"

• A. Kubect1 get po -o wide
  Using JsonPath
  kubect1 get pods
  .items[*]}{.metadata.name}{"\t"}{.status.podIP}{"\n"}{end}'
• B. Kubect1 get po -o wide
  Using JsonPath
  kubect1 get pods -o=jsonpath='{range
  .items[*]}{.metadata.name}{"\t"}{.status.podIP}{"\n"}{end}'

Answer: B

 

NEW QUESTION 23
Deploy a pod with image=redis on a node with label disktype=ssd

• A. // Get list of nodes
  kubectl get nodes
  //Get node with the label disktype=ssd
  kubectl get no -l disktype=ssd
  // Create a sample yaml file
  kubectl run node-redis --generator=run-pod/v1 --image=redis --dry
  run -o yaml > test-redis.yaml
  // Edit test-redis.yaml file and add nodeSelector
  vim test-redis.yaml
  apiVersion: v1
  - name: node-redis
  image: redis
  imagePullPolicy: IfNotPresent
  kubectl apply -f test-redis.yaml
  / // Verify
  K kubectl get po -o wide
• B. // Get list of nodes
  kubectl get nodes
  //Get node with the label disktype=ssd
  kubectl get no -l disktype=ssd
  // Create a sample yaml file
  kubectl run node-redis --generator=run-pod/v1 --image=redis --dry
  run -o yaml > test-redis.yaml
  // Edit test-redis.yaml file and add nodeSelector
  vim test-redis.yaml
  apiVersion: v1
  kind: Pod
  metadata:
  name: redis
  spec:
  nodeSelector:
  disktype: ssd
  containers:
  - name: node-redis
  image: redis
  imagePullPolicy: IfNotPresent
  kubectl apply -f test-redis.yaml
  / // Verify
  K kubectl get po -o wide

Answer: B

 

NEW QUESTION 24
Create a nginx pod with label env=test in engineering namespace
See the solution below.

• A. kubectl run nginx --image=nginx --restart=Never --labels=env=test --namespace=engineering --dry-run -o yaml > nginx-pod.yaml kubectl run nginx --image=nginx --restart=Never --labels=env=test --namespace=engineering --dry-run -o yaml | kubectl create -n engineering -f - YAML File:
  apiVersion: v1
  kind: Pod
  metadata:
  name: nginx
  namespace: engineering
  labels:
  env: test
  spec:
  containers:
  - name: nginx
  image: nginx
  imagePullPolicy: IfNotPresent
  restartPolicy: Never
  kubectl create -f nginx-pod.yaml
• B. kubectl run nginx --image=nginx --restart=Never --labels=env=test --namespace=engineering --dry-run -o yaml > nginx-pod.yaml kubectl run nginx --image=nginx --restart=Never --labels=env=test --namespace=engineering --dry-run -o yaml | kubectl create -n engineering -f - YAML File:
  apiVersion: v1
  kind: Pod
  metadata:
  name: nginx
  namespace: engineering
  labels:
  env: test
  spec:
  containers:
  - name: nginx
  image: nginx
  imagePullPolicy: IfNotPresent
  restartPolicy: Never
  kubectl create -f nginx-pod.yaml

Answer: B

 

NEW QUESTION 25
Check to see how many worker nodes are ready (not including nodes tainted NoSchedule) and write the number to /opt/KUCC00104/kucc00104.txt.

Answer:

Explanation:
See the solution below.
Explanation
solution
F:\Work\Data Entry Work\Data Entry\20200827\CKA\15 B.JPG

F:\Work\Data Entry Work\Data Entry\20200827\CKA\15 C.JPG

 

NEW QUESTION 26
Ensure a single instance of podnginxis running on each node of theKubernetes cluster wherenginxalso represents the Image name whichhas to be used. Do not override anytaints currently in place.
UseDaemonSetto complete thistask and useds-kusc00201asDaemonSet name.

Answer:

Explanation:
See the solution below.
Explanation
solution

 

NEW QUESTION 27
To protect your firewall and network from single source denial of service (DoS) attacks that can overwhelm its packet buffer and cause legitimate traffic to drop, you can configure:

• A. PGP (Packet Gateway Protocol)
• B. PBP (Packet Buffer Protection)
• C. PBP (Protocol Based Protection)
• D. BGP (Border Gateway Protocol)

Answer: C

 

NEW QUESTION 28
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:
See the solution below.
Explanation
Solution:
Task should be complete on node -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 29
Create a PersistentVolumeClaim of at least 3Gi storage and access mode ReadWriteOnce and verify status is Bound

• A. vim task-pv-claim.yaml
  apiVersion: v2
  kind: PersistentVolumeClaim
  metadata:
  name: task-pv-claim
  spec:
  storageClassName: ""
  accessModes:
  - ReadWriteOnce
  resources:
  requests:
  storage: 4Gi
  kubectl apply -f task-pv-claim.yaml
  //Verify
  kubectl get pv
  NAME CAPACITY ACCESS
  MODES RECLAIM POLICY STATUS CLAIM
  STORAGECLASS REASON AGE
  task-pv-volume 4Gi RWO
  Retain Bound default/task-pv-claim
  6m16s
  kubectl get pvc
  NAME STATUS VOLUME
  CAPACITY ACCESS MODES STORAGECLASS AGE
  task-pv-claim Bound task-pv-volume
  5Gi RWO 6s
• B. vim task-pv-claim.yaml
  apiVersion: v1
  kind: PersistentVolumeClaim
  metadata:
  name: task-pv-claim
  spec:
  storageClassName: ""
  accessModes:
  - ReadWriteOnce
  resources:
  requests:
  storage: 3Gi
  kubectl apply -f task-pv-claim.yaml
  //Verify
  kubectl get pv
  NAME CAPACITY ACCESS
  MODES RECLAIM POLICY STATUS CLAIM
  STORAGECLASS REASON AGE
  task-pv-volume 5Gi RWO
  Retain Bound default/task-pv-claim
  6m16s
  kubectl get pvc
  NAME STATUS VOLUME
  CAPACITY ACCESS MODES STORAGECLASS AGE
  task-pv-claim Bound task-pv-volume
  5Gi RWO 6s

Answer: B

 

NEW QUESTION 30
For this item, you will havetosshto the nodesik8s-master-0andik8s-node-0and complete all tasks on thesenodes. Ensure that you return tothe base node (hostname:node-1) when you havecompleted this item.
Context
As an administrator of a smalldevelopment team, you have beenasked to set up a Kubernetes clusterto test the viability of a newapplication.
Task
You must usekubeadmto performthis task. Anykubeadminvocationswill require the use of the
--ignore-preflight-errors=alloption.
* Configure thenodeik8s-master-Oas a masternode. .
* Join the nodeik8s-node-otothe cluster.

Answer:

Explanation:
See the solution below.
Explanation
solution
You must use thekubeadmconfiguration file located at when initializingyour cluster.
You may use any CNI pluginto complete this task, but ifyou don't have your favouriteCNI plugin's manifest URL athand, Calico is one popularoption:https://docs.projectcalico.org/v3.14/manifests/calico.yaml Docker is already installedon both nodes and hasbeen configured so that you caninstall the required tools.

 

NEW QUESTION 31
List pod logs named "frontend" and search for the pattern "started" and write it to a file "/opt/error-logs"

Answer:

Explanation:
See the solution below.
Explanation
Kubectl logs frontend | grep -i "started" > /opt/error-logs

 

NEW QUESTION 32
Get list of all the pods showing name and namespace with a jsonpath expression.

Answer:

Explanation:
See the solution below.
Explanation
kubectl get pods -o=jsonpath="{.items[*]['metadata.name'
, 'metadata.namespace']}"

 

NEW QUESTION 33
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 34
List all the pods showing name and namespace with a json path expression

Answer:

Explanation:
See the solution below.
Explanation
kubectl get pods -o=jsonpath="{.items[*]['metadata.name',
'metadata.namespace']}"

 

NEW QUESTION 35
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 36
Check the image version in pod without the describe command

Answer:

Explanation:
kubectl get po nginx -o jsonpath='{.spec.containers[].image}{"\n"}'

 

NEW QUESTION 37
......

Objective of CNCF CKA Certification Exam

The CNCF Certified Kubernetes Administrator exam tests knowledge on deploying, managing, and troubleshooting applications on Kubernetes clusters. Software engineers will need to understand key concepts of Kubernetes in order to pass the CNCF Certified Kubernetes Administrator exam. Files and containers running on the cluster will be managed by Kubernetes using its object-store. Understand key features of Kubernetes and how it is a paradigm shift in the way software engineers manage containerized applications. Learning about Kubernetes will be crucial for passing the CNCF Certified Kubernetes Administrator exam. Highly recommended to check out the official study guide. Technical manuals and practice questions can be found on the website. Functional knowledge of Kubernetes is crucial for passing the CNCF Certified Kubernetes Administrator exam.

 

Linux Foundation CKA Dumps - Secret To Pass in First Attempt: https://www.braindumpsit.com/CKA_real-exam.html

CKA Practice Test Questions Updated 63 Questions: https://drive.google.com/open?id=1OV1xhSE-hJhanC9RrlgPz2_frenprz2r