单项选择题
A.The action parameter of rcnfs in /etc/inittab is ’off’ and the script called is not exiting.
B.The action parameter of rcnfs in /etc/inittab is ’wait’ and the script called is not exiting.
C.The action parameter of rcnfs in /etc/inittab is ’once’ and the script called is not exiting.
D.The action parameter of rcnfs in /etc/inittab is ’respawn’ and the script called is not exiting.
单项选择题 An administrator is applying a corrective service to their HMC .The corrective service has been shipped on 3 DVDs. Which action will ensure the corrective service is correctly installed？（）
单项选择题 An administrator plans to use bootable AIX media to boot a system into maintenance mode. The system is running AIX 5.3 TL09 with a 64-bit kernel. The administrator has a selection of media available. Which media should the administrator use？（）
单项选择题 A recently installed package needs to be rolled back to a previous version. Which of the following commands will perform the task？（）