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Tomorrow’s Technology and You 8th Edition - page 21 / 50

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© 2008 Prentice-Hall, Inc.

Slide 21

Tomorrow’s Technology and You 8/e Chapter 12 Systems and Organizations

Information Systems for Business Transactions

Transaction processing is a cyclical process with five steps:

Data entry

Entering the transaction data into machine-readable format

Can be done electronically using Electronic Data Interchange (EDI)

Processing the data

Organizing and sorting data and performing calculations.  

Data can be processed in two ways:

Batch processing: transactions accumulated and processed in a large batch

Real-time processing: each transaction processed as it occurs

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