Tutorial How to clear the yum cache on centos?

How to clear the yum cache:
When a package is downloaded, installed and is removed there is a chance that the package may still be saved/stored in the yum’s cache. So to clean all the cached packages from the enabled repository cache directory, login as root and execute the following:

yum clean packages

To purge the old package information completely, execute the following command:

yum clean headers

To clean any cached xml metadata from any enabled repository, execute the following

yum clean metadata

If you wish to clean all the cached files from any enabled repository at once, execute the

Following command:

yum clean all

matry nga po.. salamat

Sigurado ka dyan Assault RifleF-2000 ? May CentOS desktop/server ka?

centos 6.5 po naka install sa lappy ni father sir.