Answer is 1 and 4 (To protect applications from breaking unexpectedly when the image that an ImageStream points to changes and To implement automatic build and deployments on image change.)
Answer is 1 and 3 (oc create configmap my-configmap --from-file=nginx.conf and oc create -f configmap_definition.yaml)
Answer is 3 and 4 (oc create resourcequota my-quota --hard=cpu=4,services=5 and oc create quota another-quota --hard=pods=8,secrets=4)
Answer is 2 and 4 (ConfigMap and Service)
Answer is 3 (${VARIABLE})
Answer is 3 (Requests)
Answer is 3 (v2alpha1)
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month, and much more.