Linux 下查看 Apache 是否安装及版本

[root@htlwk0001host mysql]# rpm -q httpd
httpd-2.4.37-21.module_el8.2.0+382+15b0afa8.x86_64
[root@htlwk0001host mysql]# httpd -v
Server version: Apache/2.4.37 (centos)
Server built:   Jun  8 2020 20:14:33
[root@htlwk0001host mysql]# apachectl -v
Server version: Apache/2.4.37 (centos)
Server built:   Jun  8 2020 20:14:33
[root@htlwk0001host mysql]#