单项选择题
A.rm /dev/rmt0
B.rmdel -s rmt0
C.rmdev -dl rmt0
D.tctl -f /dev/rmt0 erase
单项选择题 Asystemadministratordidnotreceivearesponsewhileattemptingtopingloopback.Whichofthefollowingwouldmostlikelyresolvethisproblem?()
单项选择题 The/etc/inittabfileiscomposedofposition-dependententries.Whatisthesecondfieldofan/etc/inittabfileentry?()
单项选择题 AsystemadministratorhasamksysbontapeofanAIX5.2machineandneedstoinstallitonadifferentserver.Howcanthisbeaccomplished?()