使用source命令执行Shell脚本时,需要给脚本赋予执行权限。
A. 对
B. 错
RHEL6中启动DNS服务的守护进程的命令( )
A. service httpd start
B. service httpd stop
C. service named start
D. service named stop
RHEL7中启动DNS服务的守护进程的命令( )
A. systemctl start named
B. systemctl stop named
C. systemctl restart named
D. systemctl status named
www.jnrp.edu.cn是 Internet 中的主机的()
A. 用户名
B. 密码
C. IP 地址 E.
D. FQDN