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Requirements Engineering - Coggle Diagram
Requirements Engineering
What are Requirements?
Description of the services provided by the system
Description of the operational constraints
Requirement Types
User Requirements
Often high-level and abstract descriptions
what services are expected
operation constraints
System Requirements
Precise and detailed specification of the system's...
functions, services
opertional constraints
Functional Requirements
Fucntionality that is clearly identifiable and localised in the code
Services to be provided by the system
authentication
querying for available cars
sending confirmation emails
System reaction to particular inputs
System behavior in particular situations
Non-functional requirements
Copnstraints on the services or functions offered bey the system.
Timing constraints
Constraints on the development process
Standards
Requirements Engineering Process
Feasibility study
Evaluate if the problem can be solved based on preliminary requirements.
Requirements elicitation and analysis
Loop point 1 to 4 until all requirements are found.
Requirements discovery
Interactor viewpoints
Indirect viewpoints
Domain viewpoints
Requirements classification and organization
Requirements prioritization and negotiation
Requirements documentation