Thetermcomputerdescribesadevicemadeupofacombinationofelectroniccomponents．Byitself,acomputerhasno(1)andisreferredtoashardware,whichmeanssimplythephysicalequipment．Thehardwarecan'tbeuseduntilitisconnectedtootherelements,allofwhichconstitutethesixpartsofacomputer-basedinformationsystem,hardware,software,data/information,people,proceduresandcommunications． Asystemisdefinedasacollectionofrelatedcomponentsthat(72)toperformataskinordertoaccomplishagoal．Anyorganizationthatusesinformationtechnologywillhaveacomputer-basedinformationsystemtoprovidemanagers(andvariouscategoriesofemployeeswiththeappropriatekindofinformationtohelpthemmakedecisions． Systemsanalysisanddesignistoascertainhowasystemworksandthentakestepstomakeit(73)Often,asystemapproachisusedtodefine,describe,andsolveaproblemortomeeta(an)(74) Fromtimetotime,organizationsneedto(75)theirinformationsystems,in,responsetonewmarketing'opportunities,modifiedgovernmentregulations,theintroduction．ofnewtechnology,mergerwithanothercompany,orotherdevelopments．Whenchangeisneeded,thetimeisripeforapplyingtheprinciplesofsystemsanalysisanddesign． (1)应选()。
A.information B.software C.intelligence D.Data正确答案C
