单项选择题
A. On one of the nodes，add the users via C-SPOC ’Add a User to the Cluster’smit menu.
B. Use C-SPOC to synchronize the password files between cluster nodes.
C. On all of the nodes，add the users to the /etc/passwd and system security files，and then synchronize the cluster.
D. On one of the nodes，add the users to the /tec/passwd and system security files，add home directories，and use cron to automate the movement of system security files between nodes.
单项选择题 One service IP label and one volume group are assigned to a resource group in a cluster. An Additional service IP label and volume group need to be added to the resource group. How can this be done with the minimum disruption of the cluster？（）
单项选择题 During implementation of a two-node cluster，it is determined that error notification for the shared Disk subsystem would be beneficial. Which of the following is a pre-requisite for implementing automatic error notification？（）
单项选择题 During cluster fallover testing，the administrator determines that additional work is required to stop existing test applications on the standby node，prior to starting the production applications on the surviving node. To manage this type of requirement，which step should be performed first？（）