Information that is delivered to an external customer as an output that can be returned to provide new information as an input to an information system.

is a document that has been created by a computer to be used for data entry. It is a called a turnaround document because once it has been filled in by users it is then used for input back into the computer. An example of a turnaround document is the mark sheet that is filled in by your teacher. The mark sheet is generated by the computer, filled in by the subject teacher and then used for input back into the computer so that reports can be printed.

A computer-produced output that is ultimately returned to a computer system as a machine-readable input.

Document that is returned (turned around) to the company that created and sent it. 5.27

A turnaround document is a document that has been output from a computer, some extra information added to it, and then returned to become an input document. For example meter cards are produced for collecting readings from gas meters, photocopiers, water meters etc. These are filled in by the customer and then returned to the company for scanning using ICR (Intelligent Character Recognition) so that the system can produce the bills for the customer.