During reboot the system hangs with LED 0581 that indicates "Configuring TCP/IP." Which recovery procedures should be taken？（）

单项选择题DuringrebootthesystemhangswithanLED0554messagethatmeans， Thebootdevicecouldnotbeopenedorareadfailed. Whatrecoveryproceduresshouldbetaken？（）

A.Boot in maintenance and use fsck to check hd5.
B.Boot in maintenance mode， access the rootvg and check the /etc/inittab for corruption.
C.Boot in maintenance mode， access the rootvg and rebuild the boot image using the bosboot command.
D.Boot in maintenance mode， access the rootvg and use the bootlist command to create a valid boot list.

单项选择题Asystemwasrunningproperlyuntilareboot.Followingthereboot，thesystemLEDdisplayedcyclesbetween0223and0229.Whichofthefollowingproceduresshouldbeperformednext？（）

A.Power down then power up the system
B.Boot into diagnostic mode and run fsck
C.Boot from installation media and run bosboot
D.Boot into maintenance mode and check the bootlist

单项选择题Duringsystemboot，thesystemhangsatLED0C31.Whatisthefirststepthesystemadministratorshouldtaketocorrecttheproblem？（）

A.Check system console connections
B.Check system network connections
C.Boot in service mode and change the bootlist
D.Boot from the AIX installation media and mount rootvg filesystems

单项选择题Anewapplicationhasbeenaddedtoasystemwhichneedstoautomaticallybestartedatsystemstartup.Thesystemadministratorhasdecidedtoaccomplishthisbyusingthe etc inittabfile.Whichcommandwouldbeusedtoaccomplishthisinasupportedmanner？（）

A.vi
B.mkitab
C.telinit
D.startsrc

单项选择题Asystemadministratorhasfilesystemsthatshouldnotbemountedduringsystemstartup.Howcanthesystemadministratorpreventthe datafilesystemfrombeingmountedduringsubsequentboots？（）

A.mount -no /data
B.chfs -A no /data
C.mount -t nfs /data
D.chfs -a type=nfs /data