1.0 User registration Employee details User detalis Employee Emplyee registration 2.0 Product details product information Get product information 3.0 Order details Product details System Order details Confirm order Bank information Bank 4.0 Report details Payment report Payment details 3. Prepare the Level 1 DFD of any one of the processes identified Minimum 2 sub processes expected. . The diagram should be consistent with level 0 DFD