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Additional info for Software Requirements: Styles & Techniques
In the extended version, you also conduct interviews and brainstorming sessions to identify business goals. The specification will contain the following central parts: ■ Introductory parts (including business goals in the extended version). 2). 3). 3). 2). 7A Typical project models Traditional: Product-level requirements Ask users, study documents, extract features. g. g. g. features ■ Critical quality requirements Fast approach: Domain-level Describe user tasks, study documents . . ■ Introduction, [business goals, BPR tasks] .
Using COTS or developing from scratch are both acceptable. , then they should be able to provide the features we have asked for. Can we verify the requirement? Yes, before the delivery time. All that needs to be done is for us to check that the necessary screens are there and that they work. What about validation? Here the customer runs the same risk as for R2. However, we run an additional risk. We cannot be sure that the solution adequately supports the tasks. Maybe the supplier has designed the solution in such a way that the user has to leave the cost registration screen, enter various codes once more, and then enter the experience data.
Requirement Might be done with mini-keyboard (wrist keys), foot pedal, voice recognition, etc. Example – how Recommendations In general it is an advantage to include “business” goals, domain-descriptions and – using more caution – examples. Business goals and goal-level requirements are not requirements to the supplier, but: 1 they improve the supplier’s understanding of the domain, and 2 they allow you to check that the goals are fully reflected in the requirements and that they are considered during development.