供应链管理 第三版 Unit14 习题与答案.docx
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供应链管理 第三版 Unit14 习题与答案.docx
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供应链管理第三版Unit14习题与答案
供应链管理第三版Unit14习题与答案
Chapter14
TransportationintheSupplyChain
True/False
1.Transportationplaysakeyroleineverysupplychainbecauseproductsare
usuallyproducedandconsumedinthesamelocation.
Answer:
False
Difficulty:
Easy
2.FreighttransportationcostsintheUnitedStatesamounttoabout6percentofthe
GDP.
Answer:
True
Difficulty:
Moderate
3.Theshipperisthepartythatrequiresthemovementoftheproductbetweentwo
pointsinthesupplychain.
Answer:
True
Difficulty:
Moderate
4.Thecarrieristhepartythatmovesortransportstheproduct.
Answer:
True
Difficulty:
Easy
5.Adistributormakesinvestmentdecisionsregardingthetransportation
infrastructureandthenmakesoperatingdecisionstotrytomaximizethereturn
fromtheseassets.
Answer:
False
Difficulty:
Hard
6.Acarrierusestransportationtominimizethetotalcost(transportation,inventory,
information,andfacility)whileprovidinganappropriatelevelofresponsivenessto
thecustomer.
Answer:
False
Difficulty:
Hard
7.Thevehicle-relatedcostisincurredwhetherthevehicleisoperatingornotandis
consideredfixedforshort-termoperationaldecisionsbythecarrier.
Answer:
True
Difficulty:
Moderate
8.Vehicle-relatedcostincludesanycostassociatedwithterminals,airportgates,
andlaborthatareincurredwhethervehiclesareinoperationornot.
Answer:
False
Difficulty:
Moderate
shallnotexceedthelevelofstatorcore,orarcskateboards,protectionofstatorplaterollovermayoccur),reasonabletogenerallyshouldbecentralized.Avoidlayoutvulnerabletomechanicaldamage,damp,vulnerabletocorrosionandvibration,ensureasfaraspossiblewiththeplatformstairs,liftingdevices,coverplates,electricalenclosuresandotherintervalsatarm'slength.Pipingsupportandhangersetweightoftheweightanditsinsulationshallmeetreasonablepipingdisplacement,increasesystemstability,preventionofpipelinevibrationdisplacementinoperation.Processpipingsupportandhangerspacingareshownintable1.Processpipinginthedrainpipemusthaveacertainslope(about0.002-0.004)todrain.Enterthepipeshouldbesmoothflowtothelateral,intakemanifoldintotheexpansiontankshouldbeconsideredorder,lowpressureorhighpressuredropneartheexpansiontankinlet.Pipedeflectionandexpansionmustbeconsideredtheabsorptionproblem,considerthenaturaldirectionofthepipelineusingthesmallpipetoachievethermalexpansioncompensationand,ifnecessary,consider
9.Trip-relatedcostdependsonthelengthanddurationofthetripbutis
independentofthequantityshipped.
Answer:
True
Difficulty:
Easy
10.Trip-relatedcostincludesloading/unloadingcostsandaportionofthefuelcost
thatvarieswiththequantitybeingtransported.
Answer:
False
Difficulty:
Easy
11.Overheadcostincludesthecostofplanningandschedulingatransportation
networkaswellasanyinvestmentininformationtechnology.
Answer:
True
Difficulty:
Moderate
12.Acarrier’sdecisionsareaffectedbythepricesthatthemarketwillbear,butnot
theresponsivenessitseekstoprovideitstargetsegment.
Answer:
False
Difficulty:
Moderate
13.Transportationcostdependsonthepricesofferedbydifferentcarriersandthe
extenttowhichtheshipperusesinexpensiveandslow,orexpensiveandfast,
meansoftransportation.
Answer:
True
Difficulty:
Easy
14.RailisthedominantmodeoffreighttransportationintheUnitedStatesand
accountsforover75percentofthenation’sfreightbill.
Answer:
False
Difficulty:
Moderate
15.Amilkrunisarouteinwhichatruckeitherdeliversproductfromasinglesupplier
tomultipleretailersorgoesfrommultiplesupplierstoasingleretailer.
Answer:
True
Difficulty:
Easy
16.Milkrunsreduceoutboundtransportationcostsbyconsolidatinglargeshipments.
Answer:
False
Difficulty:
Easy
17.Companiesshouldevaluatedifferenttransportationoptionsintermsofvarious
costsaswellasrevenuesandthenrankthemaccordingtocoordination
complexity.
Answer:
True
Difficulty:
Hard
18.Themodeoftransportationthatresultsinthelowesttransportationcostwilllower
totalcostsforasupplychain.
Answer:
False
Difficulty:
Moderate
shallnotexceedthelevelofstatorcore,orarcskateboards,protectionofstatorplaterollovermayoccur),reasonabletogenerallyshouldbecentralized.Avoidlayoutvulnerabletomechanicaldamage,damp,vulnerabletocorrosionandvibration,ensureasfaraspossiblewiththeplatformstairs,liftingdevices,coverplates,electricalenclosuresandotherintervalsatarm'slength.Pipingsupportandhangersetweightoftheweightanditsinsulationshallmeetreasonablepipingdisplacement,increasesystemstability,preventionofpipelinevibrationdisplacementinoperation.Processpipingsupportandhangerspacingareshownintable1.Processpipinginthedrainpipemusthaveacertainslope(about0.002-0.004)todrain.Enterthepipeshouldbesmoothflowtothelateral,intakemanifoldintotheexpansiontankshouldbeconsideredorder,lowpressureorhighpressuredropneartheexpansiontankinlet.Pipedeflectionandexpansionmustbeconsideredtheabsorptionproblem,considerthenaturaldirectionofthepipelineusingthesmallpipetoachievethermalexpansioncompensationand,ifnecessary,consider
19.Ignoringinventorycostswhenmakingtransportationdecisionscanresultin
choicesthatworsentheperformanceofasupplychain.
Answer:
True
Difficulty:
Moderate
20.Firmscansignificantlyreducethesafetyinventorytheyrequirebyphysically
aggregatinginventoriesinonelocation,whichwillalsodecreasetransportation
cost.
Answer:
False
Difficulty:
Moderate
21.Temporalaggregationdecreasesafirm’sresponsivenessbecauseofshipping
delaybutalsodecreasestransportationcostsbecauseofeconomiesofscale
thatresultfromlargershipments.
Answer:
True
Difficulty:
Easy
22.Afirmcanmeetcustomerneedsbyusingtailoredtransportationtoprovidethe
appropriatetransportationchoicebasedoncustomerandproductcharacteristics,
butatahighercost.
Answer:
False
Difficulty:
Moderate
23.Tailoredtransportationistheuseofdifferenttransportationnetworksandmodes
basedoncustomerandproductcharacteristics.
Answer:
True
Difficulty:
Easy
24.Themostimportantoperationaldecisionrelatedtotransportationinasupply
chainistheroutingandschedulingofdeliveries.
Answer:
True
Difficulty:
Moderate
25.Thegeneralizedassignmentmethodislesssophisticatedthanthesavingsmatrix
methodandusuallyresultsinbettersolutionswhentherearefewdelivery
constraintstobesatisfied.
Answer:
False
Difficulty:
Moderate
26.Themaindisadvantageofthegeneralizedassignmentmethodisitssimplicity
androbustness.
Answer:
False
Difficulty:
Moderate
27.Thesavingsmatrixmethodissimpleenoughtobeeasilymodifiedtoinclude
deliverytimewindowsandotherconstraints,androbustenoughtogivea
reasonablygoodsolutionthatcanbeimplementedinpractice.
Answer:
True
Difficulty:
Moderate
shallnotexceedthelevelofstatorcore,orarcskateboards,protectionofstatorplaterollovermayoccur),reasonabletogenerallyshouldbecentralized.Avoidlayoutvulnerabletomechanicaldamage,damp,vulnerabletocorrosionandvibration,ensureasfaraspossiblewiththeplatformstairs,liftingdevices,coverplates,electricalenclosuresandotherintervalsatarm'slength.Pipingsupportandhangersetweightoftheweightanditsinsulationshallmeetreasonablepipingdisplacement,increasesystemstability,preventionofpipelinevibrationdisplacementinoperation.Processpipingsupportandhangerspacingareshownintable1.Processpipinginthedrainpipemusthaveacertainslope(about0.002-0.004)todrain.Enterthepipeshouldbesmoothflowtothelateral,intakemanifoldintotheexpansiontankshouldbeconsideredorder,lowpressureorhighpressuredropneartheexpansiontankinlet.Pipedeflectionandexpansionmustbeconsideredtheabsorptionproblem,considerthenaturaldirectionofthepipelineusingthesmallpipetoachievethermalexpansioncompensationand,ifnecessary,consider
MultipleChoice
1.Themovementofproductfromonelocationtoanotherasitmakesitswayfrom
thebeginningofasupplychaintothecustomer’shandsisreferredtoas
a.transportation.
b.retailing.
c.distribution.
d.manufacturing.
e.noneoftheabove
Answer:
a
Difficulty:
Moderate
2.Transportationplaysakeyroleineverysupplychainbecause
a.productsarenormallyproducedandconsumedinthesamelocation.
b.productsarerarelyproducedandconsumedinthesamelocation.
c.thecostoftransportationisinconsequential.
d.transportationisnotafactorindeterminingprofitability.
e.noneoftheabove
Answer:
b
Difficulty:
Easy
3.FreighttransportationcostsintheUnitedStatesamountto
a.about60percentoftheGDP.
b.about16percentoftheGDP.
c.about6percentoftheGDP.
d.lessthan1percentoftheGDP.
e.noneoftheabove
Answer:
e
Difficulty:
Hard
4.Thekeyplayersinanytransportationthattakesplacewithinasupplychainare
a.theshipperandthereceiver.
b.theshipperandthesupplier.
c.theshipperandthemanufacturer.
d.theshipperandthecarrier.
e.noneoftheabove
Answer:
d
Difficulty:
Moderate
5.Thepartythatrequiresthemovementoftheproductbetweentwopointsinthe
supplychainis
a.theshipper.
b.thesupplier.
c.themanufacturer.
d.thecarrier.
e.thereceiver.
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