How do I create and access a database for civiCRM
For testing purpose, it could have been nice to install it locally using a virtual box for example following this documentation: http://wiki.civicrm.org/confluence/display/CRMDOC/WordPress+Installation+Guide+for+CiviCRM+4.5. 

But since you have stated that you have no experience in software/programming/IT, your best bet will be CiviCRM hosting providers: https://civicrm.org/providers/hosting