下列哪条命令是查询Mysql数据库服务状态的?( )
A. systemctl enable mariadb.service
B. systemctl start mariadb.service
C. systemctl status mariadb.service
D. 以上都正确
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下列哪条命令是安装Mysql数据库服务的?( )
A. yum install mysql mysql-server MySQL-python
B. yum install -y mongodb-server mongodb
C. yum install -y rabbitmq-server
D. yum install memcached python-memcached
下列哪条命令是安装Mongo数据库服务的?( )
A. yum install mysql mysql-server MySQL-python
B. yum install -y mongodb-server mongodb
C. yum install -y rabbitmq-server
D. yum install memcached python-memcached
下列哪条命令是安装RabbitMQ服务的?( )
A. yum install mysql mysql-server MySQL-python
B. yum install -y mongodb-server mongodb
C. yum install -y rabbitmq-server
D. yum install memcached python-memcached
下列哪条命令是安装memcahce的?( )
A. yum install mysql mysql-server MySQL-python
B. yum install -y mongodb-server mongodb
C. yum install -y rabbitmq-server
D. yum install memcached python-memcached
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