YUM Server in linux

What is YUM ?

 
yum is an automated, interactive and cool update program which can be used for maintaining systems using rpm.
yum stands for : Yellowdog Updater Modified
The best reason to use yum is, yum installs all the required dependent rpms related to the installing package
yum have two type, yum client and yum repo server.
yum client as name suggests, it usually install on users local machine, on which user wants to install other packages.
And the yum repo server, is usually configured on remote server or we can use Red Hat repository server. yum server have set of all the repositories along with its dependencies. We just download from the server and install it on our local machine via yum client as and when needed.