Question

4. When emergency changes have to be made to systems, the system software may have to be modified before changes to the requirements have been approved. Suggest a model of a process for making these modifications that will ensure that the requirements document and the system implementation do not become inconsistent.

Answer 1

Incremental model

Step-by-step explanation:

Incremental model is the best modification in older version are feasible and can be easily managed.

Incremental model involves the technique of developing soft ware in which the product is designed implemented and tested in stages until the product is finished. The term finished here means the product as meet all its requirement.

This model entails development as well as maintenance.