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Download Certified Kubernetes Administrator (CKA) Program Exam Exam Dumps
NEW QUESTION 44
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 45
Score: 7%
Task
Reconfigure the existing deployment front-end and add a port specification named http exposing port 80/tcp of the existing container nginx.
Create a new service named front-end-svc exposing the container port http.
Configure the new service to also expose the individual Pods via a NodePort on the nodes on which they are scheduled.
Answer:
Explanation:
See the solution below.
Explanation
Solution:
kubectl get deploy front-end
kubectl edit deploy front-end -o yaml
#port specification named http
#service.yaml
apiVersion: v1
kind: Service
metadata:
name: front-end-svc
labels:
app: nginx
spec:
ports:
- port: 80
protocol: tcp
name: http
selector:
app: nginx
type: NodePort
# kubectl create -f service.yaml
# kubectl get svc
# port specification named http
kubectl expose deployment front-end --name=front-end-svc --port=80 --tarport=80 --type=NodePort
NEW QUESTION 46
A bootstrap USB flash drive has been prepared using a Windows workstation to load the initial configuration of a Palo Alto Networks firewall that was previously being used in a lab. The USB flash drive was formatted using file system FAT32 and the initial configuration is stored in a file named init-cfg.txt. The firewall is currently running PAN-OS 10.0 and using a lab config. The contents of init-cgf.txt in the USB flash drive are as follows:
type=dhcp-client
Ip-address=
default-gateway=
netmask=
Ipv6-address=
Ipv6-default-gateway=
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
dns-secondary=10.5.6.7
op-command-modes-multi-vsys.jumbo-frame
dhcp-send-hostname=yes
dhcp-send-client-id=yes
dhcp-accept-server-hostname=yes
dhcp-accept-server-domain=yes
The USB flash drive has been inserted in the firewalls' USB port, and the firewall has been restarted using command> request restart system Upon restart, the firewall fails to begin the bootstrapping process. The failure is caused because:
Answer: B
NEW QUESTION 47
Create a pod with init container which waits for a service called "myservice" to be created. Once init container completes, the myapp-container should start and print a message "The app is running" and sleep for 3600 seconds.
apiVersion: v1
kind: Pod
metadata:
name: myapp-pod
labels:
app: myapp
spec:
containers:
- name: myapp-container
image: busybox:1.28
command: ['sh', '-c', 'echo The app is running! && sleep
3600']
initContainers:
- name: init-myservice
done"]
// Check whether service called "myservice" exists
kubectl get svc
Note: Pod will not start if service called "myservice" doesn't
exist.
// Now, Create the pod
kubectl apply -f multi-container-pod.yamlB. vim multi-container-pod.yaml
apiVersion: v1
kind: Pod
metadata:
name: myapp-pod
labels:
app: myapp
spec:
containers:
- name: myapp-container
image: busybox:1.28
command: ['sh', '-c', 'echo The app is running! && sleep
3600']
initContainers:
- name: init-myservice
image: busybox:1.28
command: ['sh', '-c', "until nslookup myservice.$(cat
/var/run/secrets/kubernetes.io/serviceaccount/namespace).s
vc.cluster.local; do echo waiting for myservice; sleep 2;
done"]
// Check whether service called "myservice" exists
kubectl get svc
Note: Pod will not start if service called "myservice" doesn't
exist.
// Now, Create the pod
kubectl apply -f multi-container-pod.yaml
Answer: B
NEW QUESTION 48
......
