传输层小测题.docx

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1、v1.0可编辑可修改QuizzesforTransportLayerDepartmentofComputerScienee1.Oneofthemaindutiesofthetransportlayeristoprovidecommunication.A)node-to-nodeB)host-to-hostC)process-to-processD)Noneofthechoicesarecorrect2.Aclientprogramnormallyusesportnumber.Aserverprogramnormallyusesportnumber.A)a

2、well-known;anephemeralB)anephemeral;awell-knownC)aprivate;awell-knownD)Noneofthechoicesarecorrect3.AsocketaddressisacombinationofA)AMACaddressandalogicaladdressB)AMACaddressandaportnumberC)auser-specificaddressandalogicaladdressD)Noneofthechoicesarecorrect4.meansacceptingitemsfro

3、mmorethanonesource.meansdeliveringitemstomorethanonesource.A)Demultiplexing;MultiplexingB)Multiplexing;DemultiplexingC)Encapsulation;DecapsulationD)Pulling;Pushing5.meanstheproducerdeliverstheitemswhentheyareproduced.6v1.0可编辑可修改meanstheconsumertakestheitemswhenitisreadytodoso.A)P

4、ushing;pullingB)Pulling;pushingC)Forwarding;acceptingD)Noneofthechoicesarecorrect1.Inthestop-and-waitprotocol,themaximumsendwindowsizeisandthemaximumreceivewindowsizeiswheremisthenumberofbitsinthesequenee.A)1;1B)C)m1;2D)7.IntheGo-Back-Nprotocol,themaximumsendwindowsizeisandthe8.r

5、eceivewindowsizeissequeneenumber.A)B)C)D)1;1m1;2,wheremisrelatedtothenumberofbitsmaximumintheIntheselective-repeatprotocol,themaximumsendwindowsizeisandthemaximumreceivewindowsizeis,wheremisthenumberofbitsin6v1.0可编辑可修改9.thesequenee.A)B)C)D)UDPisa1;11;2transportprotocol.6v1.0可编辑可修

6、改10.11.12.13.A)connectionless,reliableB)connection-oriented,unreliableC)connectionless,unreliableD)NoneofthechoicesarecorrectUDPisanacronymfor.A)UserDeliveryProtocolB)UserDatagramProcedureC)UserDatagramProtocolD)NoneofthechoicesarecorrectAtthetransportlayer,todefinetheprocesses,w

7、eneedtwoidentifierscalledA)logicaladdressesB)physicaladdressesC)portaddressesD)NoneofthechoicesarecorrectTheportsrangingfrom0to1,023arecalledtheports.Theportsrangingfrom1,024to49,151arecalledports.Theportsrangingfrom49,152to65,535arecalledtheports.A)well-known;registered;dynamico

8、rprivateB)registered;dynamicorprivate;we