单项选择题
A. The cluster must not be running.
B. The cluster.es.server.utils lpp must be installed.
C. The error notification module must be enabled in RSCT.
D. The permissions on /tmp/hacmp.out need to be changed to 774.
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？（）
单项选择题 Automaticerrornotificationcanbeconfiguredtomanagewhichtypeofdiskerror？（）
单项选择题 While reviewing the hacmp.out after a node failure，an administrator realizes that the custom Event queue_down did not execute. The queue_down event shows up when a list of custom events is displayed. What would be the next logical step to resolve this problem？（）