Explain Top down approach , Bottom down approach and Big bang approach ?

 Posted by Vivek.Ramapuram on 9/28/2015 | Category: QA (Testing) Interview questions | Views: 366 | Points: 40
Answer:

Top Down Approach - It is a 1st parent module will be developed and then related to child module will be developed and integrated by stages it is called top down approach.

Bottom Approach -
It is 1st child module which will be developed and then related to parent module which will be developed and integrated .

Big Bang Approach -Integration will be done once all the modules are developed.


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