专业英语第2次作业

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1、计算机专业英语第2次作业第二次作业1.E-mailisanelectronicsystemforsendingandreceivingmessagesandfilesoveracomputernetwork.正确2.E-mailisprotectedbycopyrightlaw.正确3.Inputhardwareconsistsofexternaldevices―thatis,components正确.Anopticalscanneruseslight-sensingequipmenttoconvertimages正确5.Anoperating

2、system(OS)isthebasicsoftware正确6.图形化用户界面的英文术语是DA：BIOSB：WINDOWSC：DOSD:GUI7.C++isanobject-orientedprogrammingBA：NoB:YES8.Theoperatingsystem'ssmallbootstrapprogramissotredin___A__?A：ROMB：RAMC：FLASH9.FORTRANiswrittenfor_A___?A：scientificapplicationsB：businessapplications10.Progra

3、mminglanguagescanbeclassifiedas_C__?A：low-levellanguagesB：high-levellanguagesC：eitherlow-levellanguagesorhigh-levellanguages11.Thenewmessagecauseda______whenitwaslaunchedlastmonth.A：senseB：sensorC：sensationD：sensitive正确答案：C11.写出下列术语的英文或中文意思。1DSL参考答案：1数字用户线路2faxmachine2传真机3wi

4、relesscommunications3无线通信4高清晰度电视4high-definitionTV5公用电话网5publictelephonenetwork论述题]12.阅读下列短文，从A、B、C、D四个选项中，选出最佳选项。ThirtyyearsagoIworkedinacompany.Myjobwastosellthecars.IwasyoungandstrongandIhadbeentomostpartsoftheworldandIspentonefifthofmytimeinthetrainsorplanes.Ilikedsuchal

5、ifeandsometimesIcalledmyself"traveller”.ButonedayIgotintotrouble.Itwasacoldmorning.Itblewheavilyandthegroundwascoveredwiththicksnowoutside.Iwasstillinbedthoughitwasnine.Ifinishedalongjourneythedaybeforeanddecidedtohaveagoodrest.Suddenlythetelephonerangandmymanagertoldmetofly

6、toNewYorktotakepartinanimportantmeeting.IhadtogetupandafteraquickbreakfastIhurriedtotheairport.ThetaxiwentslowlyandImissedthefirstflight.Ihadtotakethenextone.ItmeantIwouldwaitfornearlyfivehoursinthewaiting-room.Butfivehourslaterapassengersaidtheinformationshowedtherewasabomb

7、inourplaneandthepolicemenwerelookingforit.Andanotherfivehourspassedandmostpassengerslosttheirpatiencebeforewewereallowedtogetontheplane.Attheentranceeachpassengerandtheirbaggagehadtobeexamined.Ayoungmanwhoseemedasoldiershoutedatthepolicemenattheentrance,"IfIhadaguninmybaggag

8、e.Iwouldshootyoutwohoursago!”1.Thewritercalledhimself"traveller”becausehe__