For example, applying payments divides itself into cash, check, and credit card processing; posting sales invoices divides itself into cash, telephone, and wire service. We can draw a data-flow diagram for each of these elementary tasksanbsp;...
|Title||:||Information processing today, with applications and BASIC|
|Author||:||Thomas Owens, Perry Edwards|
|Publisher||:||Prentice Hall - 1987-12|