6、Data processed by a computer system are usually transferred to some form of output medium for storage. However, the presence of computerized output does not, in and of itself, assure the output’s accuracy, various controls are needed. The major types of controls for this area include
A. Transaction controls, general controls, and printout controls
B. Activity listings, echo checks, and pre-numbered forms
C. Tape and disk output controls and printed output controls
D. Input controls, tape and disk output controls, and printed output controls
7、 In order to prevent, detect, and correct errors and unauthorized tampering, a payroll system should have adequate controls. The best set of controls for a payroll system includes
A. Batch and hash totals, record counts of each run, proper separation of duties, passwords and user codes, and backup copies of activity and master files
B. Employee supervision, batch totals, record counts of each run, and payments by check
C. Passwords and user codes, batch totals, employee supervision, and record counts of each run
D. Batch totals, record counts, user codes, proper separation of duties, and online edit checks
8、An employee in the receiving department keyed in a shipment from a remote terminal and inadvertently omitted the purchase order number. The best systems controls to detect this error would be
A. Batch total
B. Completeness test
C. Sequence check
D. Reasonableness test
