CKA Exam Question 51
Score: 7%

Task
Given an existing Kubernetes cluster running version 1.20.0, upgrade all of the Kubernetes control plane and node components on the master node only to version 1.20.1.
Be sure to drain the master node before upgrading it and uncordon it after the upgrade.

You are also expected to upgrade kubelet and kubectl on the master node.


Task
Given an existing Kubernetes cluster running version 1.20.0, upgrade all of the Kubernetes control plane and node components on the master node only to version 1.20.1.
Be sure to drain the master node before upgrading it and uncordon it after the upgrade.

You are also expected to upgrade kubelet and kubectl on the master node.

CKA Exam Question 52
Create a NetworkPolicy which denies all ingress traffic
CKA Exam Question 53
Create a pod that having 3 containers in it? (Multi-Container)
CKA Exam Question 54
Set the node named ek8s-node-1 as unavailable and reschedule all the pods running on it.
CKA Exam Question 55
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.

