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Developing Information Systems: Practical guidance for IT professionals by Pete Thompson, Debra Paul, Alan Paul, Lynda Girvan, Julian Cox, Tahir Ahmed, James Cadle

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12     IMPLEMENTATION AND CHANGEOVER

Tahir Ahmed

CONTENTS OF THIS CHAPTER

This chapter covers the following topics:

  • implementation in the lifecycle;
  • planning for implementation and changeover;
  • file and data conversion or creation;
  • the principles and problems of data mapping;
  • planning, testing and performing data conversion;
  • migration of software modules;
  • installation of hardware and infrastructure;
  • the role of supporting documentation, including user manuals;
  • approaches to training;
  • defining training needs and training effectiveness;
  • approaches to introducing a new system – ‘big-bang’, phased implementation, pilot implementation, parallel running;
  • the implementation plan;
  • references and further reading.

IMPLEMENTATION IN THE LIFECYCLE

The ...

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