Yum stands for “YellowDog Updater Modified”
Yum is a standard way to update multiple distributions.
The openSUSE build repository uses the yum updating system
Yum was written in Python.
If you install the yum-utils package you can download yum rpm packages by running:
yumdownloader --source yum
There are graphical front ends to YUM
Yum is maintained by the Linux@Duke project, thats right the basketball team you love to hate: The Blue Devils.