All disks and tapes should have external and internal file labels to reduce chance of accidentally erasing important data.

All disks and tapes should have external and internal file labels to reduce chance of accidentally erasing important data. User IDs and passwords Compatibility matrices Controls for individual terminals (e.g., so the receiving dock can"t enter a sales order). Logs of all activities, particularly those requiring specific authorizations, should be maintained. Why is this a problem?