CKA Latest Dumps Ppt - CKA Certification Cost

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Linux Foundation CKA Exam Syllabus Topics:

Section	Weight	Objectives
Topic 1: Storage	10%	- Understand volume mode, access modes and reclaim policies - Understand persistent volume claims primitive - Understand how to configure applications with persistent storage - Understand Storage Classes and Persistent Volumes
Topic 2: Workloads & Scheduling	15%	- Understand DaemonSets - Use label selectors to schedule Pods - Understand how to run multiple schedulers and configure scheduler policies - Use ConfigMaps and Secrets to configure applications - Understand how scheduler works - Understand Deployments and rolling update/rollback - Understand Static Pods - Understand resource limits and requests
Topic 3: Cluster Architecture, Installation & Configuration	25%	- Manage the lifecycle of Kubernetes clusters - Implement and configure a highly-available control plane - Prepare underlying infrastructure for installing a Kubernetes cluster - Use Helm and Kustomize to install cluster components - Understand CRDs, install and configure operators - Manage role based access control (RBAC) - Create and manage Kubernetes clusters using kubeadm - Understand extension interfaces (CNI, CSI, CRI, etc.)
Topic 4: Troubleshooting	30%	- Troubleshoot application failure - Troubleshoot cluster component failure - Evaluate cluster and node logging - Manage container stdout & stderr logs - Understand how to monitor applications - Troubleshoot networking
Topic 5: Services & Networking	20%	- Understand connectivity between Pods - Use the Gateway API to manage Ingress traffic - Understand and use CoreDNS - Know how to use Ingress controllers and Ingress resources - Define and enforce Network Policies - Use ClusterIP, NodePort, LoadBalancer service types and endpoints

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CKA Certification Cost & CKA Pdf Files

The top Linux Foundation CKA certification benefits are proven skills, more career opportunities, an increase in salary, instant promotion, and membership in professional community groups. Surely all these CKA certification benefits are immediately available after passing the Linux Foundation CKA Certification Exam. To do this you just need to pass the CKA certification exam which is not easy to pass.

Linux Foundation Certified Kubernetes Administrator (CKA) Program Exam Sample Questions (Q44-Q49):

NEW QUESTION # 44
You have a Kubernetes cluster where different teams manage applications in different namespaces. You want to enable a team to manage their resources in a specific namespace while preventing them from accessing resources in other namespaces.

Answer:

Explanation:
See the solution below with Step by Step Explanation.
Explanation:
Solution (Step by Step) :
1 . Create a ServiceAccount for the team:

2. Create a ClusterRole for the team:

3. Create a ClusterRoleBinding that binds the ClusterRole to the ServiceAccount and restricts access to a specific namespace:

4. Replace 'team-sa', 'team-namespace', and 'team-clusterrole' with the actual names. 5. Test the configuration by creating a deployment as the ServiceAccount in the assigned namespace and verifying that you can't access resources in other namespaces.

NEW QUESTION # 45
// Create a configmap
kubectl create configmap redis-config --from-file=/opt/redisconfig
// Verify
kubectl get configmap redis-config -o yaml
// first run this command to save the pod yml
kubectl run redis-pod --image=redis --restart=Always --dry-run
-o yaml > redis-pod.yml
// edit the yml to below file and create
apiVersion: v1
kind: Pod
metadata:
name: redis
spec:
containers:
- name: redis
image: redis
env:
- name: MASTER
value: "true"
ports:
- containerPort: 6379
volumeMounts:
- mountPath: /redis-master-data
name: data
- mountPath: /redis-master
name: config
volumes:
- name: data
emptyDir: {}
- name: config
configMap:
name: example-redis-config

A. items:
- key: redis-config
path: redis.conf
cf
// // Verify
K kubectl exec -it redis - cat /redis-master-data/redis.conf
B. items:
- key: redis-config
path: redis.conf
cf
kk kubectl apply -f redis-pod.yml
// // Verify
K kubectl exec -it redis - cat /redis-master-data/redis.conf

Answer: B

NEW QUESTION # 46
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.
You can ssh to the failed node using:
[student@node-1] $ | ssh Wk8s-node-0
You can assume elevated privileges on the node with the following command:
[student@w8ks-node-0] $ | sudo -i

Answer:

Explanation:
See the solution below.
Explanation
solution

NEW QUESTION # 47
Create a deployment called webapp with image nginx having 5 replicas in it, put the file in /tmp directory with named webapp.yaml

A. //Create a file using dry run command
kubectl create deploy --image=nginx --dry-run -o yaml >
/tmp/webapp.yaml
// Now, edit file webapp.yaml and update replicas=5
apiVersion: apps/v1
kind: Deployment
metadata:
labels:
app: webapp
name: webapp
spec:
replicas: 5
selector:
matchLabels:
app: webapp
template:
metadata:
labels:
app: webapp
spec:
containers:
- image: nginx
name: nginx
Note: Search "deployment" in kubernetes.io site , you will get
the page
https://kubernetes.io/docs/concepts/workloads/controllers/deplo
yment/
// Verify the Deployment
kubectl get deploy webapp --show-labels
// Output the YAML file of the deployment webapp
kubectl get deploy webapp -o yaml
B. //Create a file using dry run command
kubectl create deploy --image=nginx --dry-run -o yaml >
/tmp/webapp.yaml
// Now, edit file webapp.yaml and update replicas=5
apiVersion: apps/v1
kind: Deployment
metadata:
labels:
app: webapp
name: webapp
spec:
replicas: 5
selector:
matchLabels:
app: webapp
template:
metadata:
labels:
Note: Search "deployment" in kubernetes.io site , you will get
the page
https://kubernetes.io/docs/concepts/workloads/controllers/deplo
yment/
// Verify the Deployment
kubectl get deploy webapp --show-labels
// Output the YAML file of the deployment webapp
kubectl get deploy webapp -o yaml

Answer: A

NEW QUESTION # 48
Create a pod namedkucc8with asingle app container for each of the
following images running inside(there may be between 1 and 4images specified):
nginx + redis + memcached.

Answer:

Explanation:
See the solution below.
Explanation
solution

NEW QUESTION # 49
......

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