Robinson’s Plastic Pipe Corporation uses a data processing system for inventory. The input to this system is shown in Table. You are using an input controls matrix to help audit the source data controls.
Parts Inventory Transaction File
Field Name ................ Field Type
Item number ............... Numeric
Description ............... Alphanumeric
Transaction date ................ Date
Transaction type ............. Alphanumeric
Document number ........... Alphanumeric
Quantity ................. Numeric
Unit cost ................. Monetary

Prepare an input controls matrix using the format and input controls shown in Figure 11-3; however, replace the field names shown in Figure 11-3 with those shown in Table. Place checks in the matrix cells that represent input controls you might expect to find for each field.