A system without a monitor has crashed. The administrator would like to see the console output to determine a possible cause of the crash and ensure that there were no problems on reboot. Which command would be used？（）

单项选择题AfteraddinganewEthernetcardtoasystemandrebooting，thesystemadministratornoticesthecardwasnotconfigured.Howcanthesystemadministratordetermineiftherewereerrorsduringtheconfigurationprocessforthecard？（）

A.Examine the bootlog with the command： alog -o -f /var/adm/ras/bootlog
B.Display the device attributes and errors with the command： lsdev -C -l ent0
C.Examine the AIX errlog for configuration method errors with the command： errpt -a -C ent0
D.Examine the ODM for configuration errors with the command： odmget -q "method_errors" ent0

单项选择题Aserverwillnotbootandtheadministratorneedstorunfsckonthefilesystemstoverifytheirintegrity.InstallationmediaanddiagnosticmediaisunavailableandthereisnoNIMmasterdefinedinthisenvironment.Howwouldtheadministratorbringthesystemuptobeabletorunfsckonallthefilesystems？（）

A.Boot from the IBM Disaster Recovery boot server thru the network.
B.Installation media or diagnostics media is required to acquire the rootvg.
C.Boot to maintenance mode， enter a limited function shell， and execute getrootfs hdisk0.
D.Hold space bar at boot time to automatically initiate a limited function shell， then enter getrootfs hdisk0.

单项选择题AsystemadministratorhasplacedanAIXbasemediaCD-ROMinaserverandinitiatedareboot.Theserverhasanasciiterminalattachedtoit.Whichkeyorkeycombinationmusttheadministratorpresstoinitiatethemaintenancemode？（）

A.5
B.M
C.F8
D.Ctrl-Alt-Delete

单项选择题Amirroredrootdiskneedstobereplaced.Whichofthefollowingcommandswillclearthebootrecordonthefailingdisk？（）

A.chpv -c
B.rmlv hd5
C.bosboot -ad
D.rmdev -dl hd5

单项选择题Asystemadministratorhasdeterminedarootmirroreddisk，hdisk1，needstobereplaced.Therootvolumehasbeenunmirrored.Whatisthenextsteptoremovethediskdrive？（）

A.cfgmgr
B.rmdev -d hdisk1 -l
C.reducevg rootvg hdisk1
D.have the IBM CE replace the disk