Requirements & Specification, ESOF 328, Spring 2018 “Documenting the Requirements”, Chapter 10Evaluate the following requirements and write new requirements if necessary. R01. Invalid commodity income, less than on Next button press While compiling the data, if the expected income of a commodity is less than 0 when the user presses the ‘Next’ button, the program does not continue to the next screen. Rationale: Gross revenue cannot be negative for any commodity. Priority: Imperative Requirements checklist: Satisfied? Why or why not? Identified by a number Identified by a short phrase Prioritized (imperative, important, desired) Rationale is given Tells what is required Tells under what situation Clearly written, unambiguous Avoids premature design Can’t be broken into multiple more clear requirements Necessary requirement (also check that it wouldn’t be better expressed as a non-functional requirement) Realistic Testable Stands on its own –other requirements don’t need to be examined to understand what this means Uses terms/approach consistent with the rest of the document
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R02. Print report selection When the ‘Print report’ button is selected, a standard Windows print dialog is created.