Upgrading PHP to 5.2.X and intstalling moodle 2.0.X

1. add repositories
#vim /etc/yum.repos.d/utterramblings.repo

and paste the following into the editor

[utterramblings]
name=Jason's Utter Ramblings Repo
baseurl=http://www.jasonlitka.com/media/EL$releasever/$basearch/
enabled=1
gpgcheck=1
gpgkey=http://www.jasonlitka.com/media/RPM-GPG-KEY-jlitka

2. save write this command on terminal
#yum update php
to make sure php is updated or not wrtie php -v n check the version.
after update is over restart your browser, mysql and http.

Then install moodle 2.0.1 version.