一、查看centos上安装了多少个软件 二、查看安装了的软件包 acl-2.2.51-12.el7.x86_64 aic94xx-firmware-30-6.el7.noarch alsa-firmware-1.0.28-2.el7.noar...
RPM安装httpd # yum -yinstall httpd //安装httpd会自动安装一下依赖包： apr apr-util httpd-tools mailcap # rpm -qi httpd Name : httpd Version : 2.4.6 ...
