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Practical Software Estimation: Function Point Methods for Insourced and Outsourced Projects by M. A. Parthasarathy

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Chapter 4Data Functions

Introduction

In God we trust, in Data we rest!

Businesses around the world are dependent on IT systems to provide the right data at the right time. Critical and major decisions are made, based on the variety of processed information that these systems produce. Obviously all the information processed is totally dependent on the raw data maintained by the different systems running within the organization. Identifying and structuring the right set of data files for the system being designed is critical both for successful implementation as well as accurate estimation.

The previous chapter focused on the overall FPA estimation method, but only briefly touched on the topics of data and transaction functions. Because professional ...

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