Build and fixed Model
ii) Product constituted without any format requirement specification and design.
Directly developer start building the product which is fixed (Changed/Rework) as many times as the customer desires.
Disadvantages: -
i) Not suitable for long size.ii) Cost is very high as compare to statured approach.
iii) Code becomes unfixed.
iv) Maintenance is very difficult lake of requirement and design documents.
software testing course