Input controls

Processing controls

• Run control totals
• Computer matching
• Processing edit checks

Output controls

• Balancing output against input and processing
• Review processing logs
• Audit output reports
• Procedures and documentation for report distribution/access

Source: Laudon, Kenneth C. and Laudon, Jane Price. (1996). Management information systems: Organization and technology. (4^th ed.). pp. 706, 708. Upper Saddle River, NJ: Prentice Hall.