单项选择题
A.Apply the updates without committing.
B.Commit the new updates to be certain there is no change after the next reboot.
C.Update one fileset at a time and test to ensure that it works before updating the next fileset.
D.No action is necessary since the software can always be uninstalled and re-installed.
单项选择题 Whereisthershloglocated?（）
单项选择题 To examine the Exhibit, press the Exhibit button. The exhibit shows the output of netstat -nr. Which of the following addresses will require an additional route entry? （）
单项选择题 AsystemadministratorneedstoupgradetheOracledatabasefromVersion7toVersion8.Whichofthefollowingschedulingconcernsshouldbeconsidered?（）