单项选择题
A.A
B.B
C.C
D.D
单项选择题 Whichofthefollowingcommandsshouldbeusedtoreportstatisticsonnetworkprotocolsusedbythesystem?()
单项选择题 Whichofthefollowingtoolsshouldbeusedtoanalyzetheplacementoffilefragmentsonamirroredlogicalvolume?()
单项选择题 Whichofthefollowingcommandsshouldbeusedtoshowthepercentageoftimethatanygivendiskwasbusy?()