Information on Need Statement
The need statement is a concise statement of
need describing the goals or objectives of the system development.
The need is articulated in the User Requirements Document. A
system must meet some defined need which must be clearly
stated at the outset. The need statement is
developed in conjunction with the key stakeholders and provides a
single concise sentence that contains a word or phrase for
every key aspect of the system. In that way, the
need statement begins the hierarchical top-down analysis of
The need statement also serves as the
ultimate test of the systemís fitness for purpose once it
is introduced into service.
Other topics in our resources on Systems Engineering related to Need Statement include:
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