单项选择题
A.refresh -s inetd B.refresh -s tcpip C./etc/rc.tcpip efresh D.refresh -g inetd
An administrator runs mktcpip aixhost 172.168.0.50...
An administrator runs mktcpip aixhost 172.168.0.50 enO to change the network address， but the command hangs for an extended period of time. Which of the following is the most likely cause of the problem（）
A.entO is in a defined state B.enO is currently active C.There is no physical network adapter on the system D.The address 172.168.0.50 is in use by another system
AnadministratorreceivedacallfromauserwhosePCcrashedwhil...
单项选择题An administrator received a call from a user whose PC crashed while using vi to edit a file. The user wants the edited file back. Where should the administrator look for the file（）
A./tmp B./var/preserve C./var/tmp/$USER D.$HOME/.vi
UnderwhichofthefollowingcircumstancesmustaJFSfilesystem...
单项选择题Under which of the following circumstances must a JFS filesystem be used instead of a JFS2 filesystem（）
A.filesystem will contain 100GB files B.filesystem resides on a 32-bit system C.filesystem contains a large number of small files D.filesystem compression is required
