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CKA Latest Exam Book, CKA Test Papers

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Linux Foundation Certified Kubernetes Administrator (CKA) Program Exam Sample Questions (Q60-Q65):

NEW QUESTION # 60
Print pod name and start time to "/opt/pod-status" file Answer: ** Explanation:
See the solution below.
Explanation
kubect1 get pods -o=jsonpath='{range
items[*]}{.metadata.name}{"\t"}{.status.podIP}{"\n"}{end}'
NEW QUESTION # 61**
Create an nginx pod and list the pod with different levels of verbosity Answer: ** Explanation:
See the solution below.
Explanation
// 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
NEW QUESTION # 62**
Score:7%

Context
An existing Pod needs to be integrated into the Kubernetes built-in logging architecture (e. g. kubectl logs).
Adding a streaming sidecar container is a good and common way to accomplish this requirement.
Task
Add a sidecar container named sidecar, using the busybox Image, to the existing Pod big-corp-app. The new sidecar container has to run the following command:
/bin/sh -c tail -n+1 -f /va r/log/big-corp-app.log
Use a Volume, mounted at /var/log, to make the log file big-corp-app.log available to the sidecar container.
Answer: ** Explanation:
See the solution below.
Explanation
Solution:
#
kubectl get pod big-corp-app -o yaml
#
apiVersion: v1
kind: Pod
metadata:
name: big-corp-app
spec:
containers:
- name: big-corp-app
image: busybox
args:
- /bin/sh
- -c
- >
i=0;
while true;
do
echo "$(date) INFO $i" >> /var/log/big-corp-app.log;
i=$((i+1));
sleep 1;
done
volumeMounts:
- name: logs
mountPath: /var/log
- name: count-log-1
image: busybox
args: [/bin/sh, -c, 'tail -n+1 -f /var/log/big-corp-app.log']
volumeMounts:
- name: logs
mountPath: /var/log
volumes:
- name: logs
emptyDir: {
}
#
kubectl logs big-corp-app -c count-log-1
NEW QUESTION # 63**
Check the Image version of nginx-dev pod using jsonpath Answer: ** Explanation:
kubect1 get po nginx-dev -o jsonpath='{.spec.containers[].image}{"\n"}'
NEW QUESTION # 64**
List all the events sorted by timestamp and put them into file.log and verify

  • A. kubectl get events --sort-by=.metadata.creationTimestamp
    // putting them into file.log
    kubectl get events --sort-by=.metadata.creationTimestamp >
    cat test-file.log
  • B. kubectl get events --sort-by=.metadata.creationTimestamp
    // putting them into file.log
    kubectl get events --sort-by=.metadata.creationTimestamp >
    test-file.log
    cat test-file.log
  • C. kubectl get events --sort-by=.metadata.creationTimestamp
    kubectl get events --sort-by=.metadata.creationTimestamp >
    test-file.log
    cat test-file.log

Answer: B
NEW QUESTION # 65
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