5.3. DEFECT PREVENTION PLANNING
Defect prevention (DP) activities are intended to improve quality and improve productivity. It is now generally accepted that some defects present in the system will not be detected by the various QC activities and will inevitably find their way into the final system. Consequently, the higher the number of defects introduced in the software during development, the higher the number of residual defects that will remain in the final delivered system.
This point can be stated in another way. The overall defect removal efficiency of a process is the percentage of total defects that are removed by the various QC activities before the software is delivered. For a stable process, the defect removal efficiency is also ...
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