MOD 8: IT systems and control

Question 1

Master file controls

Answer 1

1. changes RECORDED on a CHANGE REQUEST FORM and AUTHORISED approp
2. records of the before and after position should be kept and REVIEWED independently for accuracy and completeness
3. SoD of those who can amend the mater file and those that process the transactions
4. Audit logs of changes kept which is REVIEWED independently and periodically to determine diff between current and previous version were authorised, accurate and complete
5. Batch controls used for making a number of changes
6. complete listing of the data should be reviewed in detail