Le/eecs 3213 Quiz #2 Answers E Communication Networks Fall 201.4

This study source was downloaded by 100000899896994 from CourseHero.com on 09-10-2025 23:55:57 GMT -05:00https://www.coursehero.com/file/11991394/EECS-3213-Quiz-2/ LE/EECS3213ECommunicationNetworksFall201.4Quiz#2,Thurs.Oct.16,2014Name:1.(5points)1.)[1]Whichishigherofferedloadorcarriedload?cPPZr&icJ2.)[1]Whichlayerinthenetworkhierarchyisconcernedwiththeselectionofapassacrossthenetwork?nQ+Ijj4leyLV3.)[1]Whichlayerisconcernedwithend-to-endserviceacrossanetwork:thetransportlayer,thenetworklayer,thedatalinklayer,orthephysicallayer?(pickonlyone).4.)[1]Theamountoftimeittakemetogetpacketbitsintoawireiscalledthe:propagationtime,thetransmissiontime,theprocessingtime,ortheacknowledgmenttime?(pickonlyone).+ih4..45i,j4hcwkc1yj5.)[1]Whichtakesupmorespectrum(i.e.frequency)asquarepulseofdurationTseconds[i.e.rect(t/T)JorasincpulsewithfirstzerocrossingatTseconds[i.e.sinc(t/T))j.ZL1J-2.(5points)Yoursystemsdatarateis10-Mbps.Youhavea10-kbyte(i.e.iobytes)messagetosendover200-km.Beforeyoucansendanothermessageyouneedtowaitfora2-kbyteacknowledgment.Whatisthethroughput?-2x/02/(500=t!_-2iS=zx(Q/O2s1c22c/Oj10--S=7flsThis study source was downloaded by 100000899896994 from CourseHero.com on 09-10-2025 23:55:57 GMT -05:00https://www.coursehero.com/file/11991394/EECS-3213-Quiz-2/Powered by TCPDF (www.tcpdf.org)3.(5points)Packetsarriveatarouteratarateof1000persecond.Averagepacketsizeis1250bytes.Theroutercanprocessincomingdataatarateof150Mbps.Onaveragewhatdelaydoesapacketencounterduetothisrouter?(Thatis,onaveragehowlongdoesittakeapackettogetoutoftherouterafterithasarrivedatthebackofthebufferqueue)?;;ooO____fccoo,zc7_=_;L=71.17/5pc=3x108rn/s(infreespace),c2x10rn/s(inmedia),1km=i0m,1ms=10s,1Mb=106blo-gy1ogxC=Wlog2(1+SNR)y=jxdx==(b2a2)/2,y=fbx2dx==(b3a3)/3y(t)=a0+>akcos(2irfokt)+Zbksin(2irfokt)fo=4,a0=jy(t)dt,ak=cfy(t)cos(27rf0kt)dt,bk=fy(t)sin(2irfo.kt)dtSNR[dB]=lOlog(SNR),SNR[dB]=6m7.2.EF{rect(t/T)}=Tsinc(fT)=Tsin(lrfT)/7rfT.F{sinc(t/T)}=Trect(fT)