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SimpleHeuristicEvaluation简略的启发式评估（个人概ThegoalofthisassignmentistolearnhowtoapplyNielsen’sheuristicevaluationtechniqueononesmall,butflawed,pieceofauserinterface.交付Thefollowingfigureillustratesashopcartforanonlinestore.Performaheuristicevaluationofthisinterface,anddescribeatleasttwelve(12)usabilityviolations.Labeleachviolationwithanumberonthefigureandmakealistofviolations.12个违背可用性的问题。在图表中采用标号标识出每一个违背项，然后为这些违背项编制。Foreachproblem,youmustdiscusswhichguidelineisviolated,andwhy.Youshouldsuggestasolutiontosolveeachofthese对于发现的每一个问题，你必须讨论其了哪一项指南，以及构成的原因。你同时UseNielsen’ssecondsetofheuristicstolabeleachviolation(seeattached.)Remembertolisteachviolationsepara y,andlistthenameoftherelatedheuristic.Youshouldwriteyouranswersinanother ,scanintheannotatedfigure,putthemtogetherinonePDFandturninviaCourseWork.扫描至具有注释的图中，将他们一起放到一个PDF文件中，然后作为作业提交。Thefigureforthisassignmentappearsonthebacksideofthis 您的汽车：1989雄鹰的购物车中移除。请致电免税1- ，向您提供的帮数产品编移除部件描价总3□DVM-4800DVD充电器$1,199$1,1991□长号式乐器EL5705"X7"2-通道扬声车型：199雄鹰翘尾式汽车，具有平衡器或无线电移除选项（变更）$79$79h□特索尼DSC-P50数字静态机，210万像素节约$100！原件$39995，现价$29995$299$2991否松下DVD-LA95便携式DVD-A/V器，具有9寸显示-本产品当前无库$999$9991否万胜GX-银色T-160VHS磁$2$21总产品总$2,582在最终结算前可选择其他方$13订单总$2,596更新购物 清理购物如需要更新产品数量，请在数量栏中输入正确的数量，然后点击如需移除某个产品，对用移除？栏下的方框，然后点击更新购物车如需要订购打印版的Crutchdfield图册中的产品，请输入产品编码，然后点击更新购物国际用户，此TenUsabilityHeuristicsbyJakobNielsen(2nd·尼尔森的十个可用性启发法（第二版Thesearetengeneralprinciplesforuserinterfacedesign.Theyare“heuristics”becausetheyaremoreinthenatureofrulesofthumbthanspecificusabilityguidelines.H2-1.VisibilityofsystemstatusThesystemshouldalwayskeepusersinformedaboutwhatisgoingon,throughappropriatefeedbackwithinreasonabletime.H2-2.MatchbetweensystemandtherealworldH2-2.系统与现实世界之间的匹配性Thesystemshouldspeaktheusers'language,withwords,phrasesandconceptsfamiliartotheuser,ratherthansystem-orientedterms.Followreal-worldconventions,makinginformationappearinanaturalandlogicalorder.H2-3.UsercontrolandfreedomH2-3.用户控制和自由Usersoftenchoosesystemfunctionsbymistakeandwillneedaclearlymarked"emergencyexit"toleavetheunwantedstatewithouthavingtogothroughanextendeddialogue.Supportundoandredo.H2-4.ConsistencyandstandardsH2-4.一致性和标准性Usersshouldnothavetowonderwhetherdifferentwords,situations,oractionsmeanthesamething.Followplatformconventions.H2-5.ErrorpreventionH2-5.防错Evenbetterthangooderrormessagesisacarefuldesignwhichpreventsaproblemfromoccurringinthefirstplace.Eithereliminateerror-proneconditionsorcheckforthemandpresentuserswithaconfirmationoptionbeforetheycommittotheaction.H2-6.RecognitionratherthanrecallH2-6.采用识别而不是靠Minimizetheuser'smemoryloadbymakingobjects,actions,andoptionsvisible.Theusershouldnothavetorememberinformationfromonepartofthedialoguetoanother.Instructionsforuseofthesystemshouldbevisibleoreasilyretrievablewhenappropriate.通过设计可视化的对象、动作和选项来最小化用户的负载。用户不需要记住一个H2-7.FlexibilityandefficiencyofuseH2-7.灵活性和使用效率Accelerators--unseenbythenoviceuser--mayoftenspeeduptheinteractionfortheexpertusersuchthatthesystemcancatertobothinexperiencedandexperiencedusers.Allowuserstotailorfrequentactions.H2-8.AestheticandminimalistdesignH2-8.美观与极简主义设计Dialoguesshouldnotcontaininformationwhichisirrelevantorrarelyneeded.Everyextraunitofinformationinadialoguecompeteswiththerelevantunitsofinformationanddiminishestheirrelativevisibility.H2-9.Helpusersrecognize,diagnose,andrecoverfromerrorsH2-9.帮助用户识别、诊断和从错误中恢复Errormessagesshouldbeexpressedinplainlanguage(nocodes),preciselyindicatetheproblem,andconstructivelysuggestasolution.H2-10.Helpand H2-10.帮助和文件化Eventhoughitisbetterifthes