i don't know about wordpress and upcp

word press = popular open source blog script
upcp = script that updated cPanel
rvskin = 3rrd party skin for cPanel
Fantastico = 3rd party auto script installer

 

Hello,

I have listed some notes and usefull links regarding your question

Wordpress :

WordPress is a very popular and simple open source blog publishing application . Please go through the wordpress main site http://wordpress.org/
You can study more from wikipedia http://en.wikipedia.org/wiki/Wordpress .
You can install wordpress simply from your cpanel >> Fantastico

upcp : (Update Cpanel)

upcp is a default cpanel script that updated cpanel . You can run it from your command prompt by simply running the command " /scripts/upcp " .


rvskin :

RVSkin is a multilingual, multi-theme advanced skin management software for cPanel server . Please go through the link http://www.rvskin.com/

Fantastico :

Fantastico is a commercial script library that automates the installation of web applications to a website. Please go trough the url http://en.wikipedia.org/wiki/Fantastico_(web_hosting) for further referance