integrated with the new technology. This is still

orangesvetΗλεκτρονική - Συσκευές

8 Νοε 2013 (πριν από 3 χρόνια και 9 μήνες)

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Advanced Diploma

1

What is a Legacy System?

A Legacy System is an old technology which is
integrated with the new technology. This is still
used, as it meets the users needs.






Advanced Diploma

2

What are the possible components of a Legacy System?



System Hardware:

The physical, touchable, material parts of a
computer or other system. Example Mainframe, personal computers



systems software

:

Includes the operating system and all the
utilities that enable the computer to function. Example Windows
95/98


Application software

:

Includes programs that do real work for
users. For Example, word processors, spreadsheets.


Bespoke software:
A specific programme that is designed for a
particular company, that is edited throughout it’s existence



Advanced Diploma

3

Describe how an organisation uses a Legacy System?


ASDA
-

Uses a mainframe computer that stores all the stocks and
prices which is used in their data bases, their mainframe might be old
and it still is running efficiently for their business.