Testing which is performed by the customers in the clients 
place under the guidence of the product development 
oraganization is called beta testing

HI
   Beta Testing is
   User Acceptance Test @ the Onsite or Clinet End


   sun_ramprasad@yahoo.com

User Acceptance Testing is conucting at customer site is 
called Beta Testing.

Beta Testing :

->User acceptance testing is done by two ways,one is alpha 
testing and another is beta testing
->In beta testing the testing of the application is done in 
a uncontrolled environment,in client's side without the 
presence of Developers
->Problems found by the clients are noted down by the 
Testers and will be delivered to Developers later on
->It is cost effective approach with respect to alpha 
testing

beta testing is conducted before developing tthe product in 
the market by customer like users in the in the company 
environment