题目内容

【单选题】修改文件访问权限的命令是()。

A. Chmod
B. Chgrp
Chown
D. Chattr

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更多问题

A. ll
B. ls
C. du
D. df

A. /etc/network/network-scripts/
B. /etc/config/network/
C. /etc/system/network/
D. /etc/sysconfig/network-scripts/

A. hosts enable = 198.168.0.0/24
B. hosts allow = 198.168.0.0/255.255.255.0
C. hosts accept = 198.168.0.0/24
D. hosts accept = 198.168.0.255

A. 21
B. 23
C. 25
D. 53