LINUX FOUNDATION - TRUSTABLE CKA - TEST CERTIFIED KUBERNETES ADMINISTRATOR (CKA) PROGRAM EXAM BOOK

Linux Foundation - Trustable CKA - Test Certified Kubernetes Administrator (CKA) Program Exam Book

Linux Foundation - Trustable CKA - Test Certified Kubernetes Administrator (CKA) Program Exam Book

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Tags: Test CKA Book, CKA Exam Outline, Test CKA Cram Pdf, Complete CKA Exam Dumps, CKA Best Vce

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Linux Foundation Certified Kubernetes Administrator (CKA) Program Exam Sample Questions (Q32-Q37):

NEW QUESTION # 32
You are managing a Kubernetes cluster with several namespaces. You need to restrict access to the 'production' namespace, ensuring only authorized users can access resources within that namespace. Create a Role and RoleBinding that allows users in the 'developers' group to access pods and deployments within the 'production' namespace.

Answer:

Explanation:
See the solution below with Step by Step Explanation.
Explanation:
Solution (Step by Step) :
Step 1: Create a Role
Create a Role named 'production-access' with the following permissions:

Step 2: Create a RoleBinding Create a RoleBinding named production-developers' that binds the 'production-access' role to the 'developers' group:

Step 3: Verify Verify the role and rolebinding have been created correctly: kubectl get role - -namespace=production kubectl get rolebinding - -namespace=production


NEW QUESTION # 33
Print all pod name and all image name and write it to a file
name "/opt/pod-details.txt"

Answer:

Explanation:
kubectl get pods -o=custom-columns='Pod Name:metadata.name','Image:spec.containers[*].image' > /opt/pod-details.txt


NEW QUESTION # 34
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:
    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:
    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

Answer: B


NEW QUESTION # 35
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 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
F:WorkData Entry WorkData Entry20200827CKA20 C.JPG

F:WorkData Entry WorkData Entry20200827CKA20 D.JPG

F:WorkData Entry WorkData Entry20200827CKA20 E.JPG


NEW QUESTION # 36
List "nginx-dev" and "nginx-prod" pod and delete those pods

Answer:

Explanation:
See the solution below.
Explanation
kubect1 get pods -o wide
kubectl delete po "nginx-dev"kubectl delete po "nginx-prod"


NEW QUESTION # 37
......

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