题目内容

下列哪条命令是正确配置域名解析的?( )

A. 在【controller/compute】vi /etc/hosts添加192.168.100.10 controller 192.168.100.20 compute
B. 在【compute】vi /etc/hosts添加192.168.100.10 controller 192.168.100.20 compute
C. 在【controller】vi /etc/hosts添加192.168.100.10 controller 192.168.100.20 compute
D. 在【controller/compute】vi /etc/host添加192.168.100.10 controller 192.168.100.20 compute

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A. /etc/networks
B. /etc/hosts
C. /var/lib/hosts
D. /etc/sysconfig/network-scripts/

A. 【compute】ntpdate controller ,【compute】systemctl enable ntpd
B. 【compute】ntpdate controller
C. 【compute】systemctl enable ntpd
D. 【compute】什么也不用做

A. service ntpd start
B. systemctl enable ntpd
C. yum remove ntp –y
D. yum -y install ntp

A. service ntpd start
B. systemctl enable ntpd
C. yum remove ntp –y
D. yum -y install ntp