So, like when you type: kubectl apply -f pod. yaml A second later, Kubernetes might respond with: pod/nginx created It is tempting to think that Kubernetes simply read your YAML and immediately started an NGINX container somewhere in the cluster. That's not what happened.
Source: [Dev.to](https://dev.to/naveens16/what-happens-when-you-create-a-pod-in-kubernetes-5p8)