I want to connect my project to MSAccsess

Hi friends,

I have created my project It is just medical distributor management system
I have create all the necessary forms and database but Now I want to connect
that database to my project. For that I have created one test.udl file and have got
connection string. But Now I don't understand where to put this connection so that
my all forms get connected to the database so please help me......

It is urgent requirement............