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Students' Guide to Information Technology, 2nd Edition
book

Students' Guide to Information Technology, 2nd Edition

by Roger Carter
May 2014
Beginner content levelBeginner
266 pages
11h 32m
English
Newnes
Content preview from Students' Guide to Information Technology, 2nd Edition
7: Information systems
Objectives
After reading this chapter, you should be able to:
Φ outline the main phases in the life cycle of an information systems
project
Φ describe the tasks that have to be done to develop a model of an
information system
Φ explain the reasons for using modelling tools such as dataflow
diagrams, entity-relationship diagrams, data dictionaries, and process
specifications
Φ use in an elementary way some of the main modelling tools.
Scenario
Introducing computers into your organization can bring many
benefits. But if the wrong choices of software and hardware are
made enormous damage can be done. It is essential tha
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Publisher Resources

ISBN: 9781483183831