text:  deploymentconfig.apps.openshift.io "mongodb-36-rhel7" created 
   service "mongodb-36-rhel7" created 
  --> Success 
   Application is not exposed. You can expose services to the outside world by executing 
  one or more of the commands below: 
   'oc expose svc/mongodb-36-rhel7' 
   Run 'oc status' to view your app. 
  
  7. Configure the persistent volume for MongoDB, as shown in Example 7-7. 