Linux Foundation CKA Exam - Topic 5 Question 17 Discussion

Actual exam question for Linux Foundation's CKA exam

Question #: 17
Topic #: 5

[All CKA Questions]

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.

Akubectl 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
- 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

Bkubectl 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

Show Suggested Answer

Suggested Answer: A

by Nan at May 09, 2022, 06:33 PM

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Loreta

5 months ago

Double-check the pod names in the YAML files, might cause issues!

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Alysa

5 months ago

I love how easy it is to label pods now!

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Anjelica

5 months ago

Wait, are we really using the old generator? Thought that was deprecated!

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Apolonia

5 months ago

Looks good, but why remove those entries? Seems unnecessary.

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Chan

5 months ago

Just ran the commands, both pods created successfully!

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Pamella

5 months ago

I believe we have to verify the pods using `kubectl get po --show-labels`, but I'm not sure if I need to include any additional flags.

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Dan

5 months ago

I practiced a similar question where we had to create multiple pods, but I can't recall if we needed to specify the restart policy explicitly.

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Desire

5 months ago

I'm a bit unsure about the exact syntax for the labels in the kubectl command. Did we use `--labels` or just `labels=`?

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Reuben

6 months ago

I think I remember that I need to create two separate YAML files for each pod, one for prod and one for dev.

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Val

6 months ago

Hmm, this looks like a straightforward multiple-choice question on file formats. I'll need to carefully read through the options and think about which ones are most likely to be correct.

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Glennis

6 months ago

Whoa, this is a tough one. I'm not super confident in my ability to interpolate bond spreads. Maybe I'll try to eliminate some of the options first before attempting the full calculation.

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Mendy

6 months ago

Okay, let me think this through step-by-step. Porter received $35,000 in wages, $4,000 in unemployment compensation, and $2,000 in supplemental unemployment benefits. So the total gross income would be $35,000 + $4,000 + $2,000 = $41,000. I'm pretty confident that's the right answer.

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Cordelia

6 months ago

I think the best first step is to analyze the precursors and indicators, but I'm not entirely sure. This feels like one of those tricky scenarios.

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Sina

6 months ago

Alright, let me think this through step-by-step. PMON is the process monitor, so that's a must-have. RECO is the recoverer process, which is also essential. And LREG is the listener registration process, which I believe is required as well. I'll go with those three.

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Tish

6 months ago

I think a lot depends on the context, but ensuring understanding sounds plausible. However, I don't recall that being a common tactic for deceitful responses.

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