For Each of the Following Situations,indicate the Program Data Editing

Short Answer

For each of the following situations,indicate the program data editing technique that is appropriate to detect the error:
a.Calgary Mountain Equipment Company uses prenumbered sales orders.The company is not sure that it can account for all sales orders for the week of October 21,200X.
b.The amount of a check in a vouchers payable program was negative.
c.A data entry clerk failed to complete customer address information in a batch of sales orders.