单选题An operator has been asked if a system was rebooted. Which of the following commands should be used to determine if a reboot has occurred?（）A The name?command.The ?name?command.B The ptime?command.The ?ptime?command.C The hutdown ast?command.The ?hutdo
题目
单选题
An operator has been asked if a system was rebooted. Which of the following commands should be used to determine if a reboot has occurred?（）
A
The name?command.The ?name?command.
B
The ptime?command.The ?ptime?command.
C
The hutdown ast?command.The ?hutdown ?ast?command.
D
The ?etc/rc.shutdown?command.