单项选择题
A. Shutdown and activate the partition profile
B. Reboot the partition using the reboot command
C. Reboot the partition using the 'shutdown -r' command
D. Right click on the partition profile and select the 'apply changes' option
单项选择题 Which of the following can be used to insert a new line below the current line inside a vi session?（）
单项选择题 An operator is asked to rewind and eject a tape from a system. Which command will accomplish this without touching the tape drive?（）
单项选择题 When an operator is trying to log off the system displays this message: you have running jobs?? What does this mean?（）