Soft Eng #3



SOFTWARE REQUIREMENTS

Software requirements for a system are the description of what the system should do, the service or services that it provides, and the constraints on its operation. 


STAKEHOLDERS

A stakeholder is a member of "groups without whose support the organization would cease to exist", as defined in the first usage of the word in a 1963 internal memorandum at the Stanford Research Institute. The theory was later developed and championed by R. Edward Freeman in the 1980s.


CONTEXT DIAGRAM

A system context diagram in engineering is a diagram that defines the boundary between the system or part of a system, and its environment, showing the entities that interact with it. This diagram is a high-level view of a system. It is similar to a block diagram.


USE CASE MODEL

A use case diagram is a graphical depiction of a user's possible interactions with a system. A use case diagram shows various use cases and different types of users the system has and will often be accompanied by other types of diagrams as well. The use cases are represented by either circles or ellipses.


BUSINESS MODEL CANVAS

The Business Model Canvas is a business tool used to visualise all the building blocks when you want to start a business, including customers, route to market, value proposition and finance. You could also try the Lean Canvas, a 20min, 1-page business plan template that helps you pull apart your idea.

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