Arequirementissimplyastatementofwhatthesystemmustdoorwhatcharacteristicsitneedstohave.Requirementswrittenfromtheperspectiveofuserandfocusonuserneedsarecalled__(71)__.Requirementswrittenfromthedeveloper'sperspectiveanddescribehowthesystemwillbeimplementedarecalled__(72)__.Requirementsevolvefromdetailedstatemensofbusinesscapabilitiesthatasystemshouldhavetodetailedstatementsofthetechnicalwayinwhickthecapabilitieswillbeimplementedinthenewsystem.Requirementscanbeeitherfunctionalornofunctionalinnature.Forexample,duringtheanalysisphaseoftravelvehiclessalessystem,thesystemthatmusthavetheabilitytosearchforavailableinventoryis__(73)__.TherequirementthatthesystemshouldbeabletoworkonanyWebbrowserbelongsto__(74)__.ThatcustomerpersonalinformationisprotectedincompliancewiththeDataProtectionActisarequirementof__(75)__. (75)应选？ A..informationrequirements B.systemperformance
A.secrity an
B.control
C.cultural an
D.political
正确答案是D