structured exception handling program | try catch block | try | catch | finally | program | try block | catch block | finally block | program of structured exception handling | program | exception handling | exception handling techniques | types of exceptions | exception types | structured | unstructured | ways of handling exceptions | handling exceptions | implicit | explicit | customized | user defined | system defined exceptions | index out of range exception | null reference exception | argument exception | arithmetic exception | exception | error types | errors | structured exception handling | unstructured exception handling | structured exception | unstructured exception | visual basic | .net framework | front end design tool | fedt vb .net | fedt | vb .net | vb.net | .net | av | ankit verma