单项选择题
A.Document the process and update the baseline.
B.Test the theory of probable cause and verify with the software vendor.
C.Establish a plan of action to be included in the business impact analysis.
D.Implement the software manufacturer workaround.
多项选择题 WhichofthefollowingisTRUEaboutacachingnameserver？（）
单项选择题 AnewservermustbeconfiguredtoprovidefaulttolerantconnectivitytotheDMZandthebackend database.WhichofthefollowingistheMOSTcosteffectivewaytoaccomplishthis？（）
多项选择题 WhenpurchasingaUPSforaserverroom，whichofthefollowingareimportantfactorsto consider？（）