2024 Latest CKA Exam Dumps Recently Updated 68 Questions
Linux Foundation CKA Real 2024 Braindumps Mock Exam Dumps
NEW QUESTION # 29
Create an nginx pod and list the pod with different levels of verbosity
- A. // create a pod
kubectl run nginx --image=nginx --restart=Never --port=80
// List the pod with different verbosity
kubectl get po nginx --v=7
kubectl get po nginx --v=6
kubectl get po nginx --v=9 - B. // create a pod
kubectl run nginx --image=nginx --restart=Never --port=80
// List the pod with different verbosity
kubectl get po nginx --v=7
kubectl get po nginx --v=8
kubectl get po nginx --v=9
Answer: B
NEW QUESTION # 30
Get the memory and CPU usage of all the pods and find out top 3 pods which have the highest usage and put them into the cpuusage.txt file
- A. // Get the top 3 pods
kubectl top pod --all-namespaces | sort --reverse --key 3 --
numeric | head -3
// putting into file
kubectl top pod --all-namespaces | sort --reverse --key 3 --
numeric | head -3 > cpu-usage.txt
// verify
cat cpu-usage.txt - B. // Get the top 3 pods
kubectl top pod --all-namespaces | sort --reverse --key 3 --
numeric | head -8
// putting into file
kubectl top pod --all-namespaces | sort --reverse --key 6 --
numeric | head -6 > cpu-usage.txt
// verify
cat cpu-usage.txt
Answer: A
NEW QUESTION # 31
Create a pod that having 3 containers in it? (Multi-Container)
Answer:
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 # 32
A bootstrap USB flash drive has been prepared using a Linux workstation to load the initial configuration of a Palo Alto Networks firewall. The USB flash drive was formatted using file system ntfs and the initial configuration is stored in a file named init-cfg.txt.
The contents of Init-cfg.txt in the USB flash drive are as follows:
type=static
ip-address=10.5.107.19
default-gateway=10.5.107.1
netmask=255.255.255.0
Ipv6-address=2001:400:100::1/64
ipv6-default-gateway=2001:400:100::2
hostname=Ca-FW-DC1
panorama-server=10.5.107.20
panorama-server-2=10.5.107.21
tplname=FINANCE TG4
dgname=finance_dg
dns-primary=10.5.6.6
op-command-modes multi-vsys.jumbo-frame
dhcp-send-hostname=no
dhcp-send-client-id=no
dhcp-accept-server-hostname=no
dhcp-accept-server-domain=no
The USB flash drive has been inserted in the firewalls' USB port, and the firewall has been powered on.Upon boot, the firewall fails to begin the bootstrapping process. The failure is caused because:
- A. The USB must be formatted using the ext4 file system
- B. The USB drive has been formatted with an unsupported file system
- C. nit-cfg bit is an incorrect filename the correct filename should be init-ofg.xml
- D. The bootstrap.xml file is a required file, but it is missing
- E. There must be commas between the parameter names and their values instead of the equal symbols
Answer: A
NEW QUESTION # 33
A Kubernetes worker node, named .Investigate why this is the case,
andperform any appropriate steps tobring the node to a state,ensuring that any changes are madepermanent.
You cansshto the failednode using:
[student@node-1] $ | sshWk8s-node-0
You can assume elevatedprivileges on the node with thefollowing command:
[student@w8ks-node-0] $ |sudo -i
Answer:
Explanation:
See the solution below.
Explanation
solution
NEW QUESTION # 34
Score: 7%
Task
Given an existing Kubernetes cluster running version 1.20.0, upgrade all of the Kubernetes control plane and node components on the master node only to version 1.20.1.
Be sure to drain the master node before upgrading it and uncordon it after the upgrade.
You are also expected to upgrade kubelet and kubectl on the master node.
Answer:
Explanation:
See the solution below.
Explanation
SOLUTION:
[student@node-1] > ssh ek8s
kubectl cordon k8s-master
kubectl drain k8s-master --delete-local-data --ignore-daemonsets --force apt-get install kubeadm=1.20.1-00 kubelet=1.20.1-00 kubectl=1.20.1-00 --disableexcludes=kubernetes kubeadm upgrade apply 1.20.1 --etcd-upgrade=false systemctl daemon-reload systemctl restart kubelet kubectl uncordon k8s-master
NEW QUESTION # 35
List "nginx-dev" and "nginx-prod" pod and delete those pods
- A. kubect1 get pods -o wide
kubectl delete po "nginx-dev" kubectl delete po "nginx-prod" - B. kubect1 get pods -o wide
kubectl delete po "nginx-dev" kubectl delete po "nginx-prod"
Answer: A
NEW QUESTION # 36
List pod logs named "frontend" and search for the pattern "started" and write it to a file "/opt/error-logs"
Answer:
Explanation:
Kubectl logs frontend | grep -i "started" > /opt/error-logs
NEW QUESTION # 37
Get list of PVs and order by size and write to file - /opt/pvlist.txt
Answer:
Explanation:
kubectl get pv --sort-by=.spec.capacity.storage > /opt/pvlist.txt
NEW QUESTION # 38
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 # 39
Clean the cluster by deleting deployment and hpa you just created
Answer:
Explanation:
kubectl delete deploy webapp kubectl delete hpa webapp
NEW QUESTION # 40
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 # 41
Check logs of each container that "busyboxpod-{1,2,3}"
- A. kubectl logs busybox -c busybox-container-1
kubectl logs busybox -c busybox-container-3
kubectl logs busybox -c busybox-container-3 - B. kubectl logs busybox -c busybox-container-1
kubectl logs busybox -c busybox-container-2
kubectl logs busybox -c busybox-container-3
Answer: B
NEW QUESTION # 42
Create a pod that echo "hello world" and then exists. Have the pod deleted automatically when it's completed
Answer:
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 # 43
Get the pods with labels env=dev and env=prod and output the labels as well
Answer:
Explanation:
kubectl get pods -l 'env in (dev,prod)' --show-labels
NEW QUESTION # 44
Create a nginx pod with label env=test in engineering namespace
Answer:
Explanation:
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
NEW QUESTION # 45
Get the list of pods of webapp deployment
- A. // Get the label of the deployment
kubectl get deploy --show-labels
kubectl get pods -l app=webapp - B. // Get the label of the deployment
kubectl get deploy --show-labels
// Get the pods with that label
kubectl get pods -l app=webapp
Answer: B
NEW QUESTION # 46
Create and configure the servicefront-end-serviceso it's accessiblethroughNodePortand routes to theexisting pod namedfront-end.
Answer:
Explanation:
See the solution below.
Explanation
solution
NEW QUESTION # 47
Create and configure the service front-end-service so it's accessible through NodePort and routes to the existing pod named front-end.
Answer:
Explanation:
See the solution below.
Explanation
solution
F:\Work\Data Entry Work\Data Entry\20200827\CKA\8 B.JPG
NEW QUESTION # 48
Create a redis pod, and have it use a non-persistent storage
(volume that lasts for the lifetime of the Pod)
- A. vim redis-pod-vol.yaml
apiVersion: v1
kind: Pod
metadata:
name: redis
spec:
containers:
- name: redis
image: redis
ports:
- containerPort: 6379
volumeMounts:
- mountPath: /data
name: redis-storage
volumes:
- name: redis-storage
emptyDir: {}
kubectl apply -f redis-pod-vol.yaml - B. vim redis-pod-vol.yaml
apiVersion: v1
kind: Pod
metadata:
name: redis
spec:
containers:
- name: redis
image: redis
ports:
- containerPort: 6679
volumeMounts:
- mountPath: /data
name: redis-storage
volumes:
- name: redis-storage
emptyDir: {}
kubectl apply -f redis-pod-vol.yaml
Answer: A
NEW QUESTION # 49
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