check box in vb.net windows application

Question

hi all,

i have some problem in  vb.net windows application.

that is ,

i have a datagridview with two columns student_name,checkbox..
if any student present i have check the checkbox..else uncheck the check box..

but i dont know how do store these values in sql database using vb.net windows application....




Thanks & Regards,

kannan.s