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Requirements Engineering (Structure of a requirements document (Preface,…
Requirements Engineering
Definition
Process of establishing the services that customer requires from a system and the constraints under which it operates and is developed
Levels of requirements
User requirements
natural language statements and diagrams of the services of system provides and its operational constraints
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System requirements
structured documents setting out detailed descriptions of the system's functions, services and operational contraints
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Ways of writing
- Structured natural language
- Design description languages
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- Mathematic at specifications
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