Defect Injection / Defect Seeding

Defect Injection is also known as 'Defect Seeding', 'Fault injection'. The
Process of adding known defects to the existing ones is
called as Defect Seeding. The Idea is while detecting the
known bugs unknown bugs might be detected. The goal is to
determine the Bug Detection Rate.

What is Defect Seeding?
Answer
# 1 Defect Seeding : For identify the Capability of tester
team , One Group will insert Defect in appliaction ,This
Bug will found by another Group

Example : In Real Appliaction this group will find 650 bug
but in defect seeding software they will find 30 bug out of
50 Bug total Bug in real appliaction 50*650/30 = 1084 bug
is available in Appliaction



What is Defect Seeding?
Answer
# 2 In this method, intentionally the developer/lead will
introduce the bugs in to product... we dont know in which
module they will occur.. So we have to do regression
testing to identify that bugs as well as residual bugs(more
bugs). The main intention of this is to get more bugs.