L4M2 Defining Business Needs

Explanation

The Performance Specifications define what the system being designed must do, and not how it must do it. In this step a list of needs and wants should be created. The needs are customer requirements, while the wants are engineering desires. If a buyer adopts performance specification, the supplier will be free to choose how to make and deliver the product.

A technical specification document outlines how you’re going to address a technical problem by designing and building a solution for it.

A design specification is a detailed document providing a list of points regarding a product or pro-cess. For example, the design specification could include required dimensions, environmental fac-tors, ergonomic factors, aesthetic factors, maintenance that will be needed, etc. It may also give specific examples of how the design should be executed, helping others work properly (a guideline for what the person should do).

With conformance specification the buyer says what they want and how they want it and the supplier has to meet this