Statements about the DNS in Kubernetes

Question:
Which of the following statements about the DNS in Kubernetes is correct? (Choose one.)

1. The DNS Kubernetes extension is an optional extension. Red6Hat OpenShift Container Platform (RHOCP) does not enable DNS by default
2. Both Minikube and RHOCP implement DNS by using the CoreDNS controller
3. Both Minikube and RHOCP require you to provide an external DNS solution
4. Minikube implements DNS by using the kube-dns controller. RHOCP implements the DNS extension by using the CoreDNS controller

Answer:
B - is the correct answer