Separation of duties between computer operators and other data processing personnel is intended to:

A. Prevent unauthorized modifications to program or data

B. Reduce overall cost of operations

C. Allow operators to concentrate on their assigned duties

D. Restrict operator access to data

What should IS auditors always check when auditing password files?

A. That deleting password files is protected

B. That password files are encrypted

C. That password files are not accessible over the network

D. That password files are archived