Answer
Data processing system in computerized environment is generally Batch Processing or On-Line Real Time (OLRT) system which can be distinguished as under:
| Batch Processing | On-Line Real Time (OLRT)
system |
| ü Transactions are accumulated and
processed in group. |
ü Transactions are processed as
and when they occur. |
| ü Two types of files are maintained master
file is updated when batch processing is run. |
ü Only master file is maintained. It keeps updating. |
| ü Updating does not take place as quickly as in On-Line Real time system. | ü Though updating takes place immediately the processing becomes complex. |
| ü Not useful when instant and updated
results are required. |
ü Useful for immediate reporting
system. |
| ü Generally, provides Audit trail. | ü Generally, does not provide
audit trail and hence requires more attention of auditor. |