单项选择题
A system administrator needs to upgrade the Oracle database from Version 7 to Version 8. Which of the following scheduling concerns should be considered?（）
A.Schedule enough down time to backup, upgrade and reboot.
B.Backup, upgrade, then schedule enough down time to reboot the system.
C.Backup, then schedule enough down time to upgrade and reboot the system.
D.There are no scheduling concerns because no down time is required.
相关考题
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单项选择题
Acustomerneedstoremoveanunnecessary,butactivepagingspacecalledpaging00onanAIX5Lsystem.Whichofthefollowingproceduresshouldbeusedtoproperlyremovethepagingspacewiththeleastamountofdisruption?（）
A.Remove the paging space with the rmps command.
B.Disable the paging space with the chps command, swapoff /dev/paging00, and remove the paging00 logical volume with the rmps command.
C.Reboot the system and disable the paging space with the rmps command.
D.Disable the paging space with the chps command, swapoff /dev/paging00, reboot the system, remove the paging00 logical volume with the rmps command. -
单项选择题
AnAIXsystemadministratorwantstobeabletomonitordiskusageandtobeabletocontrolhow muchdiskspacecanbeused.Whichcommandisruntoobtainthedesiredoutput?（）
A. /usr/bin/filemon
B. /usr/bin/startsrc
C. /usr/sbin/acct/startup
D. /usr/bin/df -
单项选择题
Therootidissetsothatdirectloginisdisabled.Informationmustbereviewedrelatingtowhenrootaccesswasobtained.Inwhichofthefollowingfilesisthisinformationlocated?（）
A. /var/adm/sulog
B. /var/adm/wtmp
C. /etc/security/user
D. /etc/security/failedlogin
