Rpm

Usefull links
rpm.org	The RPM Homepage

command line tips

get the total size used by rpm packages:

 rpm -qa --queryformat "%{SIZE}\n" | awk '{arg += $1} END{ printf "%d Mb\n", arg / 1048576 }'

verify all the installed packages:

 rpm -Va

what package does (e.g.) the nslookup command belong to?

 rpm -qf `which nslookup`