相关考题
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单项选择题
命令“seq16”执行后将产生的数字序列是()
A.12345
B.16
C.111111
D.123456 -
单项选择题
iptables四表中规则默认存放的表是()
A.filter
B.nat
C.mangle
D.raw -
单项选择题
删除/etc/httpd/conf/httpd.conf文件中空白行可以使用命令()
A.grep“^$”/etc/httpd/conf/httpd.conf
B.sed-i“/^$/d”/etc/httpd/conf/httpd.conf
C.awk-i“/^$/d”/etc/httpd/conf/httpd.conf
D.cut“/^$/d”/etc/httpd/conf/httpd.conf
