Key worddriven frame work.
in key w f, we can store all the functions, rep, rec 
sce,env files,log,testdata,test in different folders. so 
that we can easily do the work.

qtp frame work is nothing but a reposity means if you want 
to maintain any project related data 
Use: qtp mainly depend on that object so each oject has 
different name for identification purpose 
In Framework you should maintain some flate files in that 
flate files we should maintain some data related to object 
name and what is the method of that oject like that

Necessity:
saving of time and any newly joined person also easily 
identify what is the things are going on......
while running the script also it is more use ful
easily we can call functions