供应链管理系统第三版Unit9习题与问题详解.docx
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供应链管理系统第三版Unit9习题与问题详解
Chapter9
PlanningSupplyandDemandintheSupplyChain:
ManagingPredictableVariability
True/False
1.Predictablevariabilityischangeindemandthatcannotbeforecasted.
Answer:
False
Difficulty:
Easy
2.Facedwithpredictablevariabilityofdemand,acompany’sgoalistorespondinamannerthatmaximizesprofitability.
Answer:
True
Difficulty:
Easy
3.Theadvantageofcarryingenoughmanufacturingcapacitytomeetdemandinanyperiodisverylowinventorycosts,becausenoinventoryneedstobecarriedfromperiodtoperiod.
Answer:
True
Difficulty:
Easy
4.Thedisadvantageofcarryingenoughmanufacturingcapacitytomeetdemandinanyperiodisthatmuchoftheexpensivecapacitywouldgounusedduringmostmonthswhendemandwaslower.
Answer:
True
Difficulty:
Easy
5.Theadvantageofbuildingupinventoryduringtheoffseasontokeepproductionstableyearroundliesinthefactthatafirmcouldgetbywithasmaller,moreexpensivefactory.
Answer:
False
Difficulty:
Moderate
6.Thedisadvantageofbuildingupinventoryduringtheoffseasontokeepproductionstableyearroundistheexpensivecapacitythatwouldgounusedduringmostmonthswhendemandwaslower.
Answer:
False
Difficulty:
Easy
7.Anapproachwhereafirmworkswiththeirretailpartnersinthesupplychaintoofferapricepromotionduringperiodsoflowdemandwouldshiftsomeofthedemandintoaslowperiod,therebyspreadingdemandmoreevenlythroughouttheyearandreducingtheseasonalsurge.
Answer:
True
Difficulty:
Moderate
8.Withsupplyanddemandmanagementdecisionsbeingmadeindependently,itiseasiertocoordinatethesupplychain,therebyincreasingprofit.
Answer:
False
Difficulty:
Moderate
9.Afirmcanvarysupplyofproductbycontrollingproductioncapacityandinventory.
Answer:
True
Difficulty:
Easy
10.Afirmthatusesflexibleworkhoursfromtheworkforcetomanagecapacitytobettermeetdemandisusingaseasonalworkforce.
Answer:
False
Difficulty:
Moderate
11.Schedulingtheworkforcesothattheavailablecapacitybettermatchesdemandisusingtimeflexibilityfromtheworkforce.
Answer:
True
Difficulty:
Moderate
12.Theuseofapart-timeworkforcetoincreasethecapacityflexibilitybyenablingthefirmtohavemorepeopleatworkduringpeakperiodsisdesigningproductflexibilityintotheproductionprocesses.
Answer:
False
Difficulty:
Moderate
13.Afirmthatusesatemporaryworkforceduringthepeakseasontoincreasecapacitytomatchdemandisusingaseasonalworkforce.
Answer:
True
Difficulty:
Easy
14.Theuseofdualfacilitiestomanagecapacitymaybehardtosustainifthelabormarketistight.
Answer:
False
Difficulty:
Hard
15.Afirmthatpurchasespeakproductioncapabilityfromothercompaniessothatinternalproductionremainslevelandcanbedonecheaplyisusingsubcontracting.
Answer:
True
Difficulty:
Easy
16.Afirmthatbuildsdedicatedfacilitiestoproducearelativelystableoutputofproductsovertimeinaveryefficientmannerandpurchasespeakproductioncapabilityfromothercompaniesisusingsubcontracting.
Answer:
False
Difficulty:
Hard
17.Afirmthathasproductionlineswhoseproductionratecaneasilybevariedtomatchdemandhasdesignedproductflexibilityintotheproductionprocesses.
Answer:
True
Difficulty:
Easy
18.Theuseofaseasonalworkforcerequiresthattheworkforcebemulti-skilledandeasilyadapttobeingmovedfromlinetoline.
Answer:
Moderate
Difficulty:
Hard
19.Theuseofcommoncomponentsacrossmultipleproducts,witheachproducthavingpredictablyvariabledemand,willresultinthedemandforthecomponentsbeingrelativelyconstant.
Answer:
True
Difficulty:
Moderate
20.Whenmostoftheproductsafirmproduceshavethesamepeakdemandseason,theuseofcommoncomponentstocreaterelativelyconstantoveralldemandinthecomponentsisfeasible.
Answer:
False
Difficulty:
Moderate
21.Whenmostoftheproductsafirmproduceshavethesamepeakdemandseason,itisnecessarytobuildproductsduringtheoffseasonthathavemorepredictabledemand.
Answer:
True
Difficulty:
Easy
22.Operationsusuallymakesthepromotionandpricingdecisions.
Answer:
False
Difficulty:
Easy
23.Maximizingrevenueistypicallytheobjectivewhenmarketingandsalesmakethepromotionandpricingdecisions.
Answer:
True
Difficulty:
Easy
24.Pricingdecisionsbasedonlyonrevenueconsiderationsoftenresultinanincreaseinoverallprofitability.
Answer:
False
Difficulty:
Moderate
25.Thecombinationofpricingandaggregateplanning（bothdemandandsupplymanagement）canbeusedtomaximizesupplychainprofitability.
Answer:
True
Difficulty:
Moderate
26.Whenperformingaggregateplanning,thegoalofallfirmsinthesupplychainshouldbetomaximizeindividualfirmprofits.
Answer:
False
Difficulty:
Moderate
27.Determininghowprofitswillbeallocatedtodifferentmembersofthesupplychainisakeytosuccessfulcollaboration.
Answer:
True
Difficulty:
Moderate
28.Ingeneral,asthefractionofincreaseddemandcomingfromforwardbuyinggrows,offeringthepromotionduringthepeakdemandperiodbecomesmoreattractive.
Answer:
False
Difficulty:
Moderate
29.Offeringapromotionduringapeakperiodthathassignificantforwardbuyingcreatesevenmorevariabledemandthanbeforethepromotion.
Answer:
True
Difficulty:
Easy
30.Averageinventorydecreasesifapromotionisrunduringthepeakperiodandincreasesifthepromotionisrunduringtheoff-peakperiod.
Answer:
False
Difficulty:
Easy
31.Promotingduringapeakdemandmonthmaydecreaseoverallprofitabilityifasignificantfractionofthedemandincreaseresultsfromaforwardbuy.
Answer:
True
Difficulty:
Hard
32.Asforwardbuyingbecomesasmallerfractionofthedemandincreasefromapromotion,itislessprofitabletopromoteduringthepeakperiod.
Answer:
False
Difficulty:
Hard
33.Astheproductmargindeclines,promotingduringthepeakdemandperiodbecomeslessprofitable.
Answer:
True
Difficulty:
Easy
34.Whenfacedwithseasonaldemand,afirmshoulduseacombinationofpricing（tomanagedemand）andproductionandinventory（tomanagesupply）toimproveprofitability.
Answer:
True
Difficulty:
Moderate
MultipleChoice
1.Predictablevariabilityis
a.changeindemandthatcanbeforecasted.
b.changeindemandthatcannotbeforecasted.
c.changeindemandthathasbeenplanned.
d.changeindemandthathasbeenscheduled.
e.alloftheabove
Answer:
a
Difficulty:
Easy
2.Whichofthefollowingisnotaproblemcausedbyproductsexperiencingpredictablevariabilityofdemand?
a.highlevelsofstockoutsduringpeakdemand
b.highlevelsofexcessinventoryduringperiodsoflowdemand
c.increasedresponsivenessofthesupplychain
d.increasedcostsinthesupplychain
e.decreasedresponsivenessofthesupplychain
Answer:
c
Difficulty:
Easy
3.Afirmcanhandlepredictablevariabilitybymanaging
a.supplyusingcapacity,inventory,tradepromotions,andbacklogs.
b.supplyusingcapacity,inventory,subcontracting,andbacklogs.
c.demandusingshort-termpricediscountsandtradepromotions.
d.aandconly
e.bandconly
Answer:
e
Difficulty:
Easy
4.Seasonaldemandcanbemetby
a.maintainingenoughmanufacturingcapacitytomeetdemandinanyperiod.
b.buildingupinventoryduringtheoffseasontomeetdemandduringpeakseasons.
c.offeringapricepromotionduringperiodsoflowdemandtoshiftsomeofthedemandintoaslowperiod.
d.alloftheabove
e.aandbonly
Answer:
d
Difficulty:
Moderate
5.Theadvantageofmaintainingenoughmanufacturingcapacitytomeetdemandinanyperiodis
a.verylowinventorycostsbecauseinventoryneedstobecarriedfromperiodtoperiod.
b.verylowinventorycostsbecausenoinventoryneedstobecarriedfromperiodtoperiod.
c.veryhighinventorycostsbecausenoinventoryneedstobecarriedfromperiodtoperiod.
d.veryhighinventorycostsbecauseexpensivecapacitywouldgounusedduringmostmonthswhendemandwaslower.
e.noneoftheabove
Answer:
b
Difficulty:
Moderate
6.Thedisadvantageofmaintainingenoughmanufacturingcapacitytomeetdemandinanyperiodis
a.muchoftheexpensivecapacitywouldgounusedduringmostmonthswhendemandwaslower.
b.theexpensivecapacitywouldbeusedconsistentlythroughouttheyear.
c.mostoftheexpensivecapacitywouldstillbeusedduringmostmonthswhendemandwaslower.
d.verylowinventorycostsbecausenoinventoryneedstobecarriedfromperiodtoperiod.
e.Noneoftheabovearetrue.
Answer:
a
Difficulty:
Moderate
7.Theadvantageofbuildingupinventoryduringtheoffseasontomeetdemandduringpeakseasonsandkeepproductionstableyearroundis
a.verylowinventorycostsbecausenoinventoryneedstobecarriedfromperiodtoperiod.
b.muchoftheexpensivecapacitywouldgounusedduringmostmonthswhendemandwaslower.
c.inthefactthatafirmcouldgetbywithasmaller,lessexpensivefactory.
d.inthefactthatafirmcouldgetbywithalarger,moreexpensivefactory.
e.Noneoftheabovearetrue.
Answer:
c
Difficulty:
Moderate
8.Thedisadvantageofbuildingupinventoryduringtheoffseasontomeetdemandduringpeakseasonsandkeepproductionstableyearroundis
a.verylowinventorycostsbecausenoinventoryneedstobecarriedfromperiodtoperiod.
b.veryhighinventorycostsbecauseinventoryneedstobecarriedfromperiodtoperiod.
c.inthefactthatafirmcouldgetbywithasmaller,lessexpensivefactory.
d.inthefactthatafirmcouldgetbywithalarger,moreexpensivefactory.
e.Noneoftheabovearetrue.
Answer:
b
Difficulty:
Moderate
9.Theadvantageofofferingapricepr
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