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页数:15页
时间:2018-07-11
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1、http://www.mbajyz.com/31.html2011年MBA全国考试英语真题和解析 SectionIUseofEnglish Directions: Readthefollowingtext.Choosethebestword(s)foreachnumberedblackandmarkA,B,CorDonANSWERSHEET1.(10points) TheInternetaffordsanonymitytoitsusers,ablessingtoprivacyandfreedomofspeech
2、.Butthatveryanonymityisalsobehindtheexplosionofcyber-crimethathas1acrosstheWeb. Canprivacybepreserved2bringingsafetyandsecuritytoaworldthatseemsincreasingly3? Lastmonth,HowardSchmidt,thenation’scyber-czar,offeredthefederalgovernmenta4tomaketheWebasaferplace-a“
3、voluntarytrustedidentity”systemthatwouldbethehigh-tech5ofaphysicalkey,afingerprintandaphotoIDcard,allrolled6one.Thesystemmightuseasmartidentitycard,oradigitalcredential7toaspecificcomputer.andwouldauthenticateusersatarangeofonlineservices. Theideaisto8afederati
4、onofprivateonlineidentitysystems.Usercould9whichsystemtojoin,andonlyregistereduserswhoseidentitieshavebeenauthenticatedcouldnavigatethosesystems.TheapproachcontrastswithonethatwouldrequireanInternetdriver’slicense10bythegovernment. GoogleandMicrosoftareamongcom
5、paniesthatalreadyhavethese“singlesign-on”systemsthatmakeitpossibleforusersto11justoncebutusemanydifferentservices. 12.theapproachwouldcreatea“walledgarden”ncyberspace,withsafe“neighborhoods”andbright“streetlights”toestablishasenseofa13community. Mr.Schmidtdesc
6、ribeditasa“voluntaryecosystem”inwhich“individualsandorganizationscancompleteonlinetransactionswith14,trustingtheidentitiesofeachotherandtheidentitiesoftheinfrastructure15whichthetransactionruns”. Still,theadministration’splanhas16privacyrightsactivists.Someappl
7、audtheapproach;othersareconcerned.Itseemsclearthatsuchaschemeisaninitiativepushtowardwhatwould17beacompulsoryInternet“drive’slicense”mentality.http://www.mbajyz.com/31.html Theplanhasalsobeengreetedwith18bysomecomputersecurityexperts,whoworrythatthe“voluntaryec
8、osystem”envisionedbyMr.SchmidtwouldstillleavemuchoftheInternet19.TheyarguethatallInternetusersshouldbe20toregisterandidentifythemselves,inthesamewaythatdriversmustbel
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