单项选择题
A. /etc/hosts
B. /etc/names
C. /etc/rc.tcpip
D. /etc/resolv.conf
单项选择题 An operator wants to view all the scheduled jobs on a system. Which of the following locations would house scheduled jobs?（）
单项选择题 An operator wants to move all files inside the directory /home/operator to the current directory. Which of the following commands will complete the task?（）
单项选择题 Which of the following commands will list available paging space on a system?（）