ADM 4346 Chapter Notes - Chapter 10: Disaster Recovery Plan, Spyware, Data Center

• School: University of Ottawa
• Department: Administration
• Course: ADM 4346
• Professor: Sheldon Weatherstone

Document Summary

Chapter 10: information system controls for system reliability part 3: processing integrity and availability. Garbage-in garbage-out : form design, all forms should be sequentially numbered. Verify missing documents: use of turnaround documents. Input controls: data entry checks, field check. Text, integer, date, and so on: sign check. Input checked against fixed value: range check. Input within low and high range value: size check. Have all required data been entered: validity check. Input compared with master data to confirm existence: reasonableness check. Computed from input value to catch typo errors: prompting. Uses input data to retrieve and display related data. Batch input controls: batch processing, input multiple source documents at once in a group, batch totals, compare input totals to output totals. Financial: sums a field that contains monetary values. Hash: sums a nonfinancial numeric field. Record count: sums a nonfinancial numeric field.