Accounting information system

A company uses a 7-digit number to .4 identify customers. For example, the customer 1532789 indicates the following :information digits 1-2, state, 15 = Georgia digit 3, type of organization, 3 = government agency digit 4, credit terms, 2 = 2/10, n/30 digits 5-7, unique customer identier, 789 * :This type of coding scheme is (M 2) hierarchical O signicant digit O block O sequential O