Exam CKA Topic 2 Question 37 Discussion

Actual exam question for Linux Foundation's CKA exam
Question #: 37
Topic #: 2

Create an nginx pod and set an env value as 'var1=val1'. Check the env value existence within the pod

A. kubectl run nginx --image=nginx --restart=Never --env=var1=val1
# then
kubectl exec -it nginx -- env
# or
kubectl run nginx --restart=Never --image=nginx --env=var1=val1
-it --rm -- env B. kubectl run nginx --image=nginx --restart=Never --env=var1=val1
# then
kubectl exec -it nginx -- env
# or
kubectl exec -it nginx -- sh -c 'echo $var1'
# or
kubectl describe po nginx | grep val1
# or
kubectl run nginx --restart=Never --image=nginx --env=var1=val1
-it --rm - env

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