How to check whether apache is installed in centos system

The method is as follows:

If you install it through the rpm package, use the following command directly:

rpm -q httpd

Recommended tutorial: centos usage tutorial

You can also use the following two methods:

httpd   -v

or

apachectl   -v

If Linux automatically installs APACHE, use apachectl directly - v command, if you are told that there is no such method, you can know that apache is not installed on the system. If it has been installed, the version of apache will be displayed. As for the installation directory, use apachectl -- c to know.

Recommended related video tutorials: linux video tutorial

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