change control board people will involved in this .
if any change requests or enhancements are received from 
clint . they conduct the impactanalysis and they make the 
changes.

cofiguration management is atool where we can track the 
information regarding the project.(version , 
tracking,history..).

version control is giving id for relese of every new build 
by developers after modifing or fixing the bug.


tracking informatin about defects