网络基础06秋冬试卷(含答案)

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1、浙江大学2006–2007学年_秋冬季学期《计算机网络基础》课程期末考试试卷开课学院：软件学院，考试形式：闭卷，允许带_____________入场考试时间：_2007_年__1__月_16_日,所需时间：120分钟，任课教师_________考生姓名：_____学号：专业：________题序一二三四五六七八总分得分评卷人注意：请把答案写在第1页、第2页的答题纸对应的题号内，答题纸内的答案将作为评分依据；一.Pleaseselectthebestchoiceforfollowingquestions.(80points)题号答案得分1-10ABBCCDDABC11-

2、20ACADCBACBA21-30CDACDAADCD31-40CBADACADBC41-50ADCDABDCBC51-60CCDADBDDAB61-70BACDAADCCB71-75DABAA13二.Pleasechoosetrue(T)orfalse(F)forthefollowingquestions.(20points)题号答案得分1-10TFTFTFFTTF一.Pleaseselectthebestchoiceforfollowingquestions(80points)====================7chap1==================

3、========1.WhichoneisnottheprotocollayerofOSImodel?A.host-to-networkB.sessionC.applicationD.transportAnswer:A2.AnotebookcomputerwhichconnectstoInternetviaADSLis.A.notwirelessandnotmobileB.notwirelessbutmobileC.wirelessandnotmobileD.wirelessandmobileAnswer:B3.Therearetwotypesoftransmissio

4、ntechnologythatareinwidespreaduse.TheyareBroadcastlinksand.A.end-to-endlinksB.Point-to-pointlinks.C.peer-to-peerlinksD.tokenringlinks.Answer:B4.Thecollectionofcommunicationlinesandrouters(butnothosts)formthe.A.LANB.routingalgorithm.C.subnetD.switchingdeviceAnswer:C5.isastandardforhighba

5、ndwidthwirelessWANs.A.802.11B.802.3.C.802.16D.802.5Answer:C6.ConnectionlessServicesisalsocalled.A.virtualcircuitserviceB.AcknowledgeddatagramserviceC.client-serverserviceD.datagramserviceAnswer:D7.isnotakindofconnection-orientednetworks.A.X.25B.FrameRelayC.ATMD.802.11LANAnswer:D========

6、==========10chap2physicallayer======================131.Anoisychannelhasabandwidthof3KHZ,itsS/Nratiois2047,thenitsmaximumdataratewillbe.A.33kbpsB.66kbpsC.132kbpsD.4kbpsAnswer:A2.coaxialcableiscommonlyusedforanalogtransmissionandcabletelevision.A.50-ohmB.75-ohmC.300-ohmD.120-ohmAnswer:B3

7、.whichoneisnotakeycomponentofopticaltransmissionsystem?A.LEDB.fiberopticalcableC.gatewayD.opticalreceiverAnswer:C4.Whichdescriptionisfalseformicrowavetransmissionsystem?A.microwavesdon'ttravelinastraightline.B.multipathfadingisaseriousproblem.C.microwavescannotpassthroughbuildi