单项选择题
A.Use ODM commands
B.In the /smit.log file
C.In the /etc/environment file
D.In the/usr/lib/smit/menu.cfg file
单项选择题 Howcanadirectorybeexcludedfromamksysbbackup（）
单项选择题 WhichofthefollowingcommandsrestartsaTCP/IPsubsystemthatprovidesnetworkservices（）
单项选择题 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（）