单项选择题
A.List the files and verify it is bootable
B.Make sure it is labeled and store it in a safe place.
C.Make sure it is write-protected and labeled.
D.Look at the output of the mksysb command to verify it completed successfully.
单项选择题 CDE is working. However, the customized PATH environment has not been implemented. Which of the following procedures should be performed to activate he implementation?（）
单项选择题 A software update was installed using the Apply option, however the update is no longer required. Which of the following procedures should be performed to remove the update?（）
单项选择题 Users are complaining of slow performance. The iostat command indicates hdiskxxx is extremely busy. There is no activity on any other hdisks in the same volume group. Which of the following is the best action to take?（）