centos查看安装了哪些软件的方法

[root@localhost /]# rpm -qa|less
linux-firmware-20180911-69.git85c5d90.el7.noarch
kbd-legacy-1.15.5-15.el7.noarch
kbd-1.15.5-15.el7.x86_64
bash-4.2.46-31.el7.x86_64
NetworkManager-tui-1.12.0-6.el7.x86_64
nss-softokn-freebl-3.36.0-5.el7_5.x86_64
grub2-2.02-0.76.el7.centos.x86_64
glibc-2.17-260.el7.x86_64
authconfig-6.2.8-30.el7.x86_64
libstdc++-4.8.5-36.el7.x86_64
irqbalance-1.0.7-11.el7.x86_64
popt-1.13-16.el7.x86_64
biosdevname-0.7.3-1.el7.x86_64
libattr-2.4.46-13.el7.x86_64
iprutils-2.4.16.1-1.el7.x86_64
libselinux-2.5-14.1.el7.x86_64
sudo-1.8.23-3.el7.x86_64
keyutils-libs-1.5.8-3.el7.x86_64
libsysfs-2.1.0-16.el7.x86_64