【单选题】单项选择
【单选题】单项选择
【单选题】
A、ThE E-CommErCE mArkEt hAs BEComE thE virtuAl mAin strEEt oF thE worlD、ProviDing A quiCk AnD ConvEniEnt wAy oF ExChAnging gooDs AnD sErviCEs Both rEgionAlly AnD gloBAlly, E CommErCE hAs BoomED、ToDAy, E-CommErCE hAs grown into A hugE inDustry with US onlinE rEtAil gEnErAting $175
B、in rEvEnuEs in 2007. With morE thAn 70% oFAmEriCAns using thE IntErnEt on A DAily BAsis For privAtE AnD/or BusinEss usE AnD thE rEst oF thE worlD Also BEginning to CAtCh on, E-CommErCE’s gloBAl growth CurvE is not likEly to tApEr oFF AnytimE soon.
B、GloBAl IntErnEt pEnEtrAtion rAtEs hAvE An Enormous impACt on E-CommErCE growth rAtEs.CurrEntly, morE thAn 30.2% oF thE worlD hAs ACCEss to thE intErnEt, AnD hEnCE, E-CommErCE. REDuCED IntErnEt surFing ChArgEs, IntErnEt tEChnology DEvElopmEnt CovEring ExpAnDED BAnDwiDth, AnD inCrEAsED spEEDs & rEliABility CoulD mAkE E-CommErCE AvAilABlE to A lArgE pool oF EmErging mArkEt ConsumErs. InChinA, thE intErnEt pEnEtrAtion rAtE is now At 29% As oF JunE 2010.
C、MAny CompAniEs intErEstED in sElling proDuCts AnD sErviCEs through thE IntErnEt ChoosE to ContrACt thE ConstruCtion AnD opErAtion oF thEir E-CommErCE plAtForms to thirD-pArty vEnDors. SomE oF thEsE CompAniEs, suCh As Volusion E-CommErCE, GSICommErCE (GSIC、, WEBCuBE AnDDigitAl RivErDRIV) oFFEr ComprEhEnsivE, intEgrAtED pACkAgEs thAt inCluDE soFtwArE, wEB hosting, orDEr FulFillmEnt AnD DistriBution AnD onlinE mArkEting. OthEr Firms oFFEr morE limitED sErviCEs suCh AsAriBAARBA、AnDAkAmAi TEChnologiEsAKAM).
D、PErhAps thE ClEArEst inDiCAtion oF thE growing importAnCE oF E-CommErCE in thE gloBAl EConomy is thE rApiDity with whiCh IntErnEt usE hAs grown AnD sprEAD During thE lAst DECADE. ThE Boom in E-CommErCE Also inCluDEs inCrEAsED usE oF othEr mEDiA For trADE, suCh As thE tElEphonE, tElEvision, FAx, AnD ElECtroniC pAymEnt.BECAusE E-CommErCE BECAmE suCh An intEgrAl pArt oF thE gloBAl EConomy, thE WTO hAs BEgun to ConsiDEr how it Fits into thE multilAtErAl trADE FrAmEwork, AnD whAt rulEs or rEgulAtions shoulD Apply.
E、DEvEloping CountriEs, pArtiCulArly thosE without strong E-CommErCE sECtors, ArE in FAvor oF ClAssiFying E-CommErCE As trADE in sErviCEs. ThEy ArguE thAt thEy nEED thE FlExiBility oF rEgulAting E-CommErCE in orDEr to nurturE thEir own inDustriEs, AnD thAt liBErAlizing too soon woulD givE An unFAir ADvAntAgE to thE E-CommErCE inDustriEs in DEvElopED CountriEs.DEvEloping CountriEs suCh As InDiA AnDChinA who hAvE Booming E-CommErCE sECtors ArE in FAvor oF liBErAlizing trADE in E-CommErCE, But woulD prEFEr to Do so unDEr thE GATS so thAt thEy CAn BEgin with inDustriEs thAt hAvE A CompArAtivE ADvAntAgE.
MAny E-CommErCE sErviCE proviDErs stAnD to gAin As E-CommErCE trAFFiC ACCElErAtEs.
A、ThE E-CommErCE mArkEt hAs BEComE thE virtuAl mAin strEEt oF thE worlD、ProviDing A quiCk AnD ConvEniEnt wAy oF ExChAnging gooDs AnD sErviCEs Both rEgionAlly AnD gloBAlly, E CommErCE hAs BoomED、ToDAy, E-CommErCE hAs grown into A hugE inDustry with US onlinE rEtAil gEnErAting $175
B、in rEvEnuEs in 2007. With morE thAn 70% oFAmEriCAns using thE IntErnEt on A DAily BAsis For privAtE AnD/or BusinEss usE AnD thE rEst oF thE worlD Also BEginning to CAtCh on, E-CommErCE’s gloBAl growth CurvE is not likEly to tApEr oFF AnytimE soon.
B、GloBAl IntErnEt pEnEtrAtion rAtEs hAvE An Enormous impACt on E-CommErCE growth rAtEs.CurrEntly, morE thAn 30.2% oF thE worlD hAs ACCEss to thE intErnEt, AnD hEnCE, E-CommErCE. REDuCED IntErnEt surFing ChArgEs, IntErnEt tEChnology DEvElopmEnt CovEring ExpAnDED BAnDwiDth, AnD inCrEAsED spEEDs & rEliABility CoulD mAkE E-CommErCE AvAilABlE to A lArgE pool oF EmErging mArkEt ConsumErs. InChinA, thE intErnEt pEnEtrAtion rAtE is now At 29% As oF JunE 2010.
C、MAny CompAniEs intErEstED in sElling proDuCts AnD sErviCEs through thE IntErnEt ChoosE to ContrACt thE ConstruCtion AnD opErAtion oF thEir E-CommErCE plAtForms to thirD-pArty vEnDors. SomE oF thEsE CompAniEs, suCh As Volusion E-CommErCE, GSICommErCE (GSIC、, WEBCuBE AnDDigitAl RivErDRIV) oFFEr ComprEhEnsivE, intEgrAtED pACkAgEs thAt inCluDE soFtwArE, wEB hosting, orDEr FulFillmEnt AnD DistriBution AnD onlinE mArkEting. OthEr Firms oFFEr morE limitED sErviCEs suCh AsAriBAARBA、AnDAkAmAi TEChnologiEsAKAM).
D、PErhAps thE ClEArEst inDiCAtion oF thE growing importAnCE oF E-CommErCE in thE gloBAl EConomy is thE rApiDity with whiCh IntErnEt usE hAs grown AnD sprEAD During thE lAst DECADE. ThE Boom in E-CommErCE Also inCluDEs inCrEAsED usE oF othEr mEDiA For trADE, suCh As thE tElEphonE, tElEvision, FAx, AnD ElECtroniC pAymEnt.BECAusE E-CommErCE BECAmE suCh An intEgrAl pArt oF thE gloBAl EConomy, thE WTO hAs BEgun to ConsiDEr how it Fits into thE multilAtErAl trADE FrAmEwork, AnD whAt rulEs or rEgulAtions shoulD Apply.
E、DEvEloping CountriEs, pArtiCulArly thosE without strong E-CommErCE sECtors, ArE in FAvor oF ClAssiFying E-CommErCE As trADE in sErviCEs. ThEy ArguE thAt thEy nEED thE FlExiBility oF rEgulAting E-CommErCE in orDEr to nurturE thEir own inDustriEs, AnD thAt liBErAlizing too soon woulD givE An unFAir ADvAntAgE to thE E-CommErCE inDustriEs in DEvElopED CountriEs.DEvEloping CountriEs suCh As InDiA AnDChinA who hAvE Booming E-CommErCE sECtors ArE in FAvor oF liBErAlizing trADE in E-CommErCE, But woulD prEFEr to Do so unDEr thE GATS so thAt thEy CAn BEgin with inDustriEs thAt hAvE A CompArAtivE ADvAntAgE.
MAny E-CommErCE sErviCE proviDErs stAnD to gAin As E-CommErCE trAFFiC ACCElErAtEs.
【单选题】A.σ1='010'(S)
SP
B.π1,3,4(σ1='010'(S)
SP)
C.π2,3,4(σ1='010'(S)
SP)
D.π2,3,4(S×SP)
SP
B.π1,3,4(σ1='010'(S)
SP)
C.π2,3,4(σ1='010'(S)
SP)
D.π2,3,4(S×SP)
【多选题】智能代理的生命周期有代理建设、 ( )、代理初始化、代理执行和( )。
A.代理验证
B.代理绑定
C.代理失效
D.代理测试
A.代理验证
B.代理绑定
C.代理失效
D.代理测试
【单选题】网络应用层的应用程序主要包括三类,其中SNMP(简单网络管理协议)属于下面的 ( )。
A.与下一层的UDP相配合,UDP(UserDatagram Protocol,用户数据报协议)提供一种面向无连接的服务
B.与下一层的TCP相配合,TCP(传输控制协议)提供一种面向连接的服务
C.与下一层的TCP和UDP都有相互配合关系
D.三者都不是
A.与下一层的UDP相配合,UDP(UserDatagram Protocol,用户数据报协议)提供一种面向无连接的服务
B.与下一层的TCP相配合,TCP(传输控制协议)提供一种面向连接的服务
C.与下一层的TCP和UDP都有相互配合关系
D.三者都不是
【单选题】据2000年1月最新公布的“中国互联网络发展状况第五次统计报告”表明,我国目前的上网计算机数:______;上网用户人数:______。此外,我国拥有WWW站点数为______。
A.250万台;600万;8712个
B.350万台;890万;15153个
C.150万台;350万;5879个
D.450万台;980万;16321个
A.250万台;600万;8712个
B.350万台;890万;15153个
C.150万台;350万;5879个
D.450万台;980万;16321个
【单选题】供应链管理框架不包括______。
A、供应链的结构
B.供应链的业务流程
C.供应链管理的组成要素
D.供应链的协调
A、供应链的结构
B.供应链的业务流程
C.供应链管理的组成要素
D.供应链的协调
【分析解答题】阅读以下说明和图,根据要求回答问题。
[说明]
系统集成商PH公司近期承接了一个中小型电子商务系统集成项目。项目经理小郭经过工作分解后,已经明确此项目的范围,但是为了更好地对项目的实施过程进行有效监控,保证项目按期、保质地完成,小郭需要采用网络计划技术对项目进度进行管理。该项目包括A~J10个基本活动。这些活动的代码、完成每项活动所需的时间,以及与其他活动之间的逻辑关系见表。
表中活动E和活动B之间为“F-F”关系,即活动E结束后活动B才能结束;其他活动之间为“F-S”关系。
请将表中空缺的相关活动时间参数填充完整。
[说明]
系统集成商PH公司近期承接了一个中小型电子商务系统集成项目。项目经理小郭经过工作分解后,已经明确此项目的范围,但是为了更好地对项目的实施过程进行有效监控,保证项目按期、保质地完成,小郭需要采用网络计划技术对项目进度进行管理。该项目包括A~J10个基本活动。这些活动的代码、完成每项活动所需的时间,以及与其他活动之间的逻辑关系见表。
某电子商务系统集成项目基本情况 | ||||||
活动代码 | 工期(天) | 紧前活动 | 活动代码 | 工期(天) | 紧前活动 | |
A | 2 | —— | F | 6 | E | |
B | 2 | A | G | 3 | A | |
C | 3 | B | H | 2 | G | |
D | 2 | C | I | 4 | H | |
E | 3 | A | J | 2 | D、F、I |
请将表中空缺的相关活动时间参数填充完整。
某电子商务系统集成项目基本情况 | |||||||
活动代码 | 工期(天) | 最早开始时间 | 最早完成时间 | 最迟开始时间 | 最迟完成时间 | 总时差 | 自由时差 |
A | 2 | 0 | 2 | 0 | 0 | O | |
B | 2 | 2 | ______ | ______ | 6 | ______ | ______ |
C | 3 | 5 | 8 | ______ | 9 | 1 | 0 |
D | 2 | 8 | 10 | 9 | ______ | 1 | ______ |
E | 3 | 2 | ______ | 2 | 5 | 0 | ______ |
F | 6 | 5 | 11 | 5 | 11 | 0 | 0 |
G | 3 | 2 | 5 | 2 | 5 | 0 | 0 |
H | 2 | 5 | 7 | 5 | 7 | ______ | 0 |
I | 4 | 7 | 11 | ______ | 11 | 0 | 0 |
J | 2 | 11 | ______ | 11 | 13 | 0 | 0 |
【单选题】因特网服务提供商包括ICP和( )
A.IAP
B.ISP
C.ADSL
D.ISDN
A.IAP
B.ISP
C.ADSL
D.ISDN
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