Data processing
What are the steps the may occure in systematic data processing?

Any data processing system may use all or a subset of the activities given below

1. Collection of Data

2. Recording of Data

3. Sorting of Data

4. Data Classification

5. Calculation

6. Retrieval of data

7. Summarizing

8. Communicating

What are the major data processing models?

1. Batch processing:

In this model, transactions are collected in a group and  processed together.

2. On-line(interactive) processing

In this model, transactions are processed as and when they appear.

3. Real-time processing

It is a parallel time relationship with on-going activity and the current activity is controlled by the information produced.

 
 
 
 
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