问题：
[多选题]33. 在以下有关ifconfig命令的叙述中，哪两个是正确的?
A 该命令只能用于显示那些激活的或启动的网卡
B 如果在这个命令中不使用任何参数，它将列出所有目前启动的网卡的IP地址
C 该命令可以用来临时启动或关闭网卡而不需要改变当前网络的配置
D 当你想要改变一个系统的IP地址并要将这一改变成为永久的设置时，你可以使用这一命令
Tags：计算机Linux认证模拟试题
答案解析：
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