Check Apache, MySQL and PHP versions under Windows and Linux

# Windows View Apache version:

Use command: httpd -v

# Check Apache version on Linux:

Use command: apachectl -v

# Check MySQL version on Windows:

Use command: mysql --version

# Check MySQL version on Linux:

Use command: mysql -V

# Check PHP version on Windows:

Use command: php -v

# Check PHP version on Linux:

Use command: php -v