Page 84 - E1 Integrated Workbook STUDENT 2018
P. 84
Chapter 6
System maintenance
Three methods of system
maintenance
Corrective Adaptive Perfective
(preventative)
The correction of Changes to the
technical system are made to Upgrades to
hardware and
difficulties, for reflect the changing
example, due to needs of the software to
maximise speed
virus infection, organisation.
hardware failure. and the
functionality of the
system.
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