AIS Ch. 10

turnaround document

a record of company data sent to an external party and then returned by the external party for subsequent input to the system

field check

an edit check that tests whether the characters in a field are of the correct field type

sign check

an edit check that verifies that the data in a field have the appropriate arithmetic sign

limit check

an edit check that tests a numerical amount against a fixed value

range check

an edit check that tests whether a data item falls within predetermined upper and lower limits

size check

an edit check that ensures the input data will fit into the assigned field

completeness check

an edit check that verifies that all data required have been entered

validity check

an edit test that compares the ID code or account number in transaction data with similar data in the master file to verify that the account exists

reasonableness test

an edit check of the logical correctness of relationships among data items

check digit

ID numbers can contain a check digit computed from other digits

check digit verification

recalculating a check digit to verify that a data entry error has not been made

sequence check

an edit check that determines if a batch of input data is in the proper numerical or alphabetical sequence

batch totals

sum of a numerical items for a batch of documents

financial total

a type of batch total that equals the sum of a field that contains monetary values

hash total

a type of batch total generated by summing values for a field that would not usually be totaled

record count

a type of batch total that equals the number of records processed at given time

prompting

an online data entry completeness check that requests each required item of input data and then waits for an acceptable response before requesting the next required item

closed loop verification

an input validation method that uses data entered into the system to retrieve and display other related information so that the data entry person can verify the accuracy of the input data