MIS and Transaction Processing MIS and Transaction Processing SystemsSystems

Management activity subsystemsManagement activity subsystems

Transaction processing, operations

strategic

tactical

operational

STRATEGIC PLANNING

MANAGEMENT

CONTROL

OPERATIONAL

CONTROL

A comparisonA comparison

Operational controlManagement

controlStrategic planning

task decisionsresource allocation

and control decisions

objective and policy decisions

short-term, days to weeks

medium-term, 1-2 years

long-term, 5-10 years

internal data internal data external data

low uncertainty some uncertainty high uncertainty

low level of resourcesreasonable level of

resourceshigh level of resources

repetitive periodic unique

programmable semi-programmable heuristic

Transaction Processing SystemsTransaction Processing Systems

transactions

data capture

processing

reporting

updating

Data Capture (or Entry)Data Capture (or Entry)

• data transcription– source documents– turnaround documents

• data inscription– optically scanned– MICR

• on-line data entry– no source document

• EDI - Electronic Data Interchange

System flowcharting symbolsSystem flowcharting symbols

document or report

terminal keyboard

terminal display

DASD, disk

magnetic tapes

process, program

manual process

on-page connector

off-page connector

Transaction processing stepsTransaction processing steps1. Data Capture

2. Edit Transaction

3. Updating

4. Reporting

Batch TPSBatch TPS

transaction

data entry

edit

errors

update

reports

detail

detail masterapplica-tion

On-line TPSOn-line TPS

reports

applica-tion

errors

master

log file

entry &process