Linux 各种版本确认Apache/php/Mysql

CentOSのVersion確認: 

cat /etc/redhat-release

[root@sbkhwb01 instagram-php]# cat /etc/redhat-release
CentOS release 6.6 (Final)

ApacheのVersion確認:

httpd -v

[root@sbkhwb01 instagram-php]# httpd -v
Server version: Apache/2.4.26 (Unix)
Server built:   Jun 27 2017 11:43:48

phpのVersion確認:

php -v

[root@sbkhwb01 instagram-php]# php -v
PHP 5.6.3 (cli) (built: Feb  3 2015 18:59:57)
Copyright (c) 1997-2014 The PHP Group

MysqlのVersion確認:

mysql --version

[root@sbkhwb01 instagram-php]# mysql --version
mysql  Ver 14.14 Distrib 5.6.34, for Linux (x86_64) using  EditLine wrapper