EXAM CKA REGISTRATION - EXAM CKA CRAM

Exam CKA Registration - Exam CKA Cram

Exam CKA Registration - Exam CKA Cram

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Linux Foundation CKA (Certified Kubernetes Administrator) Program Certification Exam is a valuable certification for professionals seeking to demonstrate their expertise in managing Kubernetes clusters. Certified Kubernetes Administrator (CKA) Program Exam certification exam tests the candidate's practical skills in deploying and managing Kubernetes clusters effectively. Certified Kubernetes Administrator (CKA) Program Exam certification has become a benchmark for Kubernetes expertise in the industry and provides a competitive edge to the candidate. Passing the CKA Certification Exam demonstrates the candidate's commitment to keeping up with the latest industry trends and technologies.

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The CKA exam is a hands-on, performance-based exam that requires candidates to demonstrate their knowledge of Kubernetes administration through the use of practical tasks and challenges. CKA exam is designed to test an individual's ability to configure and manage Kubernetes clusters, troubleshoot common issues, and deploy applications using Kubernetes. CKA Exam is administered online and can be taken from anywhere in the world.

Linux Foundation Certified Kubernetes Administrator (CKA) Program Exam Sample Questions (Q116-Q121):

NEW QUESTION # 116
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:WorkData Entry WorkData Entry20200827CKA1 B.JPG

F:WorkData Entry WorkData Entry20200827CKA1 C.JPG


NEW QUESTION # 117
Your organization uses a private DNS server for internal services and requires all Kubernetes pods to resolve names against this DNS server. You need to configure CoreDNS to forward all DNS requests to this private server.

Answer:

Explanation:
See the solution below with Step by Step Explanation.
Explanation:
Solution (Step by Step) :
1 . Configure CoreDNS with Forwarding:
- In the CoreDNS ConfigMap, configure the 'forward' plugin to forward all DNS requests to your private DNS server.

2. Test DNS Resolution: - Use the 'nslookup' command from a pod in your cluster to test DNS resolution for internal services. - The requests should be forwarded to the private DNS server, and the corresponding records should be returned.


NEW QUESTION # 118
You are setting up RBAC for a Kubernetes cluster with three namespaces: "development", "staging", and "production". You need to create a role binding that allows developers in the "development" namespace to create deployments, pods, and services, but only within their own namespace.

Answer:

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

2. Create a Role Binding for Developers:

3. Replace 'developer-user' with the actual username of a developer. 4. Repeat steps 1-3 for other namespaces ("staging" and "production") with appropriate resource permissions and user names. 5. Verify the RBAC configuration: - Check that the roles and rolebindings are created successfully using 'kubectl get roles' and 'kubectl get rolebindings'. - Test the permissions by creating a pod, deployment, or service as a developer user in their respective namespaces. 6. If you encounter issues, review the configuration carefully, making sure the namespaces, roles, role bindings, and user names are correct.


NEW QUESTION # 119
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.

  • A. 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:
    - 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=dev
  • B. 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

Answer: B


NEW QUESTION # 120
Create a Job with an image node which prints node version and
verifies there is a pod created for this job

  • A. kubectl create job nodeversion --image=node -- node -v
    kubectl get job -w
    kubectl get pod
    YAML File:
    apiVersion: batch/v1
    kind: Job
    metadata:
    labels:
    job-name: nodeversion
    name: nodeversion
    spec:
    completions: 1
    parallelism: 1
    labels:
    job-name: nodeversion
    spec:
    containers:
    - command:
    - node
    - -v
    image: node
    imagePullPolicy: Always
    name: nodeversion
    restartPolicy: Never
  • B. kubectl create job nodeversion --image=node -- node -v
    kubectl get job -w
    kubectl get pod
    YAML File:
    apiVersion: batch/v1
    kind: Job
    metadata:
    labels:
    job-name: nodeversion
    name: nodeversion
    spec:
    completions: 1
    parallelism: 1
    selector:
    matchLabels:
    job-name: nodeversion
    template:
    metadata:
    labels:
    job-name: nodeversion
    spec:
    containers:
    - command:
    - node
    - -v
    image: node
    imagePullPolicy: Always
    name: nodeversion
    restartPolicy: Never

Answer: B


NEW QUESTION # 121
......

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