Principles Of Auditing & Other Assurance Services
Principles Of Auditing & Other Assurance Services
21st Edition
ISBN: 9781259916984
Author: WHITTINGTON, Ray, Pany, Kurt
Publisher: Mcgraw-hill Education,
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Chapter 8, Problem 29EOQ

When an online real-time (OLRT) IT processing system is in use, internal control can be strengthened by:

  1. (1) Providing for the separation of duties between data input and error handling operations.
  2. (2) Reconciling hash totals to computer runs.
  3. (3) Making a validity check of an identification number and password before a user can obtain access to the computer files.
  4. (4) Preparing batch totals to provide assurance that file updates are made for the entire input.
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