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页数:18页
时间:2019-03-19
《2019年西南大学春季[0089]《专业英语》辅导答案》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、1、AVPNisphysically butvirtually 1. noneoftheabove2. public;hybrid3. private;public4. public;private 2、1. isasecureprotocoljointlydesignedbyMastercardandVisawiththebackingofMicrosoft,Netscape,IBM,GTE,SAIC,andothercompanies.1. SSL2. TCP3. SET
2、 4. IP3、 Thephysicalcomponentsofacomputerarecollectivelycalled_________.1. hardware 2. software3. memory4. boards4、2.Thetermpaymentcardrefersto 1. B.Chargecard2. Creditcard1. AandBonly 2. Chargecard5、Thefifthgenerationcomputers,withartificialintelligence,______andpe
3、rfectednow.1. C.willhavebeendeveloped2. developed3. arebeingdeveloped 4. havedeveloped6、Thebasicinputdeviceonasmallcomputerisa________.1. keyboard 2. printer3. Adisplayscreen4. cardreader7、You______herinherofficelastFriday;she'sbeenoutoftownfortwoweeks.1. needn’thaveseen
4、2. musthaveseen 3. can'thaveseen4. mighthaveseen8、Theabilitytostoreknowledgemakescomputersdifferentfromeveryothermachine______invented.A)everB)thusC)yetD)as1. ever 2. thus3. yet4. as9、Thefifthgenerationcomputers,withartific
5、ialintelligence,______andperfectednow.1. developed2. havedeveloped3. arebeingdeveloped 4. willhavebeendeveloped10、 isanelectronicpaymentsystemdevelopedbyDr.DavidChaum,whoiswidelyregardedasaninventorofdigitalcash.1. DigiCash2. E-cash3. AandB4. AorB 11、Transactionchan
6、gedtoyourtelephonebillarecalled 1. virtualpinpayments1. Internet-billpayments.2. creditcardpayments3. E-chargepayments 12、 arecardsthatlooklikecreditcards,butstoreinformationonamicroprocessorchipinsteadofmagneticstrips.1. Magneticcards.2. Smallcards3. Cred
7、itcards4. Smartcards 13、Paypal.comisafreeservicethatearnsaprofitonthe ,whichismoneythatisdepositedinPayPalaccounts.1. Float2. commission3. scrip4. transactioncost 14、7.Thisticket______youtoafreemealinournewrestaurant.1. A.entitles 2. grants3. gives4. credits15、
8、2.Programthatcandestroyanothercomputer’sprogramsarecalled______.1. bugs2. bugs3. viruses
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