The administrator created an entry in the inittab for run level 2. The system was already booted in normal mode.Which will start the newly created entry？（）

单项选择题ThesystemhangsatboottimeafterstartingNFSservices.Whatisthemostlikelycause？（）

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？（）

A.Select the option to automatically reboot the HMC .
B.Select the option to automatically reboot the HMC after each disk.
C.Shutdown all managed LPARs prior to beginning the install process.
D.Copy all disks into the ""SERVICE"" directory and select concurrent install.

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？（）

A.Any AIX bootable media， providing it is a 64-bit variant
B.Any AIX bootable media， providing it is AIX 5.1 or later
C.Any AIX 5.3 bootable media， providing it is TL09 or later
D.Any AIX 6.1 bootable media， providing it is TL02 or later

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？（）

A.reject
B.cleanup
C.deinstall
D.uninstall

单项选择题A non-root user can run rsh commands from serverA to serverB， but attempts to run rsh  commands by the root user return with a permission error message. What action will resolve the problem？（）

A.Add root user to the /etc/hosts.equiv on serverB .
B.Create $HOME/.rhosts file for the root user on serverB .
C.Restart the rshd daemon with root enabled option on serverB .
D.Add entry to allow root user from serverA to the /etc/hosts.allow on serverB .