单项选择题Youhavesuccessfullysoldandinstalledyourcustomer’sSystemxsolution.Sometimes,theoverallsucceedofasaledependsonhowwellyouhavetrainedyourcustomertosupporttheirnewhardware.Pleaseconsiderthefollowingtools.Whichonewouldbethebestforprotectivelydeterminingaserveroutage,andcontactingthesystemadministratorabouttheoutage?()
A.CDAT
B.Configuration and Options Guide (COG)
C.Physical Alarm Sounding in Data Center
D.IBM Systems Director