Defect life cycle ,wht are the metrics you followed

a.explained and draw
Amswer as above ( Bug life cycle )...if were asked to draw.


5.wht are the metrics you followed?
a. Defect density , time, size, and etc
We use to cover both process and product metrics .
Process metrics like effort and schedule variance is covered my project
management.
But product metrics we use to fill .
Review defect density,Defect quality,Undocumented test cases and test