工业计算机选择判断.docx

工业计算机选择判断.docx

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工业计算机选择判断

1、FrederickW.Taylorisgenerallycreditedwithinventingandestablishingstandardsforthemovingassemblyline.（F）

2、Humaneffort,technology,rawmaterials,informationanddollarsareallexamplesofthenecessaryinputstooperations.（T）

3、Theoutputsofoperationsmaybeclassifiedasgoods,rawmaterialsandprofits.（T）

4、Itiseasiertomeasureproductivityforanoperationthatprovidesservicesthanforonethatproducesgoodssincethereisnomaterialusedinservices.（F）

5、TheonlydisadvantagetousingtheParetoprincipleisthatweneedtoconcentrateproblem-solvingeffortsonalargenumberoffactors.（F）

6、Twomajortrendsinoperationsmanagementaremanagementofsupplychainsandmanagementoftechnology.（T）

7、OperationsManagementincludesalloftheseactivitiesexcept:

（B）

A、ScheduleworkB、SecurefinancialresourcesC、Maintainqualit

D、OverseethetransformationprocessE、Manageinventories

8、Whichoneofthesewasnotmentionedinthelistofrecenttrendsinoperationsmanagement（D）

A、TotalqualitymanagementB、WorkerinvolvementC、Globalcompetition.

D、Automation.E、Environmentalissues.

9、Themajordifferencebetweengoodsandservicesis:

（A）

isdifficulttoinventoryservices

lacktheprofitabilitythatgoodsenjoy

productionusuallyrequiresmorelaborthanservices

arealwayscustomized,servicesarealwaysstandardized

organizationofferinggoodscannotalsoofferservices

10、Whichofthefollowingisnotatypeofoperations（E）

A.goodsproductiontransportation

analysis

11、Whichofthefollowingisnottrueaboutaleanproductionsystem（E）

A、Itputsemphasisonquality,flexibility,andtimereduction.

B、Itputsemphasisonreducingacompany'slaborforce

C、Itisinvolvedinmaintainingandimprovingthesystemwithloweramountsof

inventory.

D、Itusessmallproductionbatchsizes

E、Itusessafetystocktoprotectagainstuncertainty.

12、Manyfactorsimpactproductivity,onefactornotgenerallystatedashavinganegativeimpactonproductivityis:

（B）

A、GovernmentregulationsB、LiabilityclaimsC、Increasedemphasisonservices

D、Emphasisonshort-termperformanceE、Allarereasons

13Whichisthecorrecthierarchyofoperationsmanagementdecisions（highestfirst）（E）

A、Operating,tactical,strategicB、Operating,strategic,tactica

C、Goals,missions,productivityD、Strategic,operating,tactical

E、Strategic,tactical,operating

14、Anoperationsstrategyisdevelopedusingmanysourcesofinput-whichistheleastlikelytohaveinput（C）

A、QualityB、PlanningC、SuppliersD、TopManagementE、Production

15、Ameasureofproductivitywhichreflectsacombinationofsomeoralloftheresourcesusedtoobtainacertainoutputis:

（C）

A、laborproductivityB、machineproductivityC、multi-factorproductivity

D、materialsproductivityE、overheadproductivity

16、Distinctivecompetenciesinorganizationsseldomrelateto:

（E）

A、price（cost）B、qualityC、timeD、flexibilityE、facilitieslayout

17、Productivityiscalculatedby:

（D）

A、DividinginputsbyoutputsB、Multiplyinginputsbyoutputs

C、AddinginputstooutputsD、Dividingoutputsbyinputs

E、Usingbenchmarkingtoyieldresults

18、Productdesignthatusescomputersisreferredtoas:

（D）

A、QFDB、CAMC、RFDD、CADE、TQM

19、Whichofthefollowingcouldbeadimensionofquality（E）

A、Performance.B、ConformanceC、ReliabilityD、Durability

E、Allmaybedimensionsofquality.

20、Whichofthefollowingmostaccuratelydescribesremanufacturing（C）

A、Processingacomponenttwicetoassureconformancetospecification

B、Redesigningthelayoutofthefactory

C、Replacingwornoutcomponentsinproductsandresellingtheproducts

D、Redesigningtheproduct.E、Retrainingtheworkers

21、Whichofthefollowingismosttypicalofmodulardesign（B）

A、Asinglemoduleincludesallproductfunctionality.

B、Standardmodulescanbecombinedinavarietyofways.

C、Inventoriesofcompletedproductswillbesignificantlyhigher

D、Defectivemodulesareusuallyrepairedratherthanreplaced.

E、Alloftheabovearetrue

22、Aspartofastrategyforimprovingcompetitiveness,amanagermayhavetoinitiallysacrifice:

（B）

A、researchanddevelopmentB、short-termperformanceC、employeepayraises

D、productorservicequalityE、managementincentivepayments（bonuses）

23、Servicedesigngenerallydiffersfromproductdesigninwhichofthefollowingways（B）

A、Servicedesigntendstofocusontangiblefactors.

B、Thereislesslatitudeindetectingandcorrectingerrorspriortodelivery

C、Thereisalesserrequirementtobeawareofcompetitors'offerings

D、Thereislessvisibilitytocustomers.

E、Oncedesigned,servicetendstoremainconstantwhileproductdesignwillchangeoften.

24、Themissionofafirmshouldbedesignedtosupporteachofthefirm'sfunctionalstrategies.（F）

25、Productivityistheratioofinputtooutput,withinputlimitedtomaterialandlabor.

（F）

26、Acompanycancompetewithothercompaniesmanufacturingasimilarproductonlybysellingatalowerprice.（F）

27、Managementhasagreatdealofresponsibilityforimprovingproductivity.（T）

28、Productivitylessthan100%generallyresultsinoperationsthatlosemoney.（F）

29、Amajorconsiderationinproductdesigninadditiontoqualityismanufacturability.（T）

30、Environmentalscanningreferstocheckingenvironmentalregulationsbeforeproceedingwithproductdesign（F）

31、Theterm“concurrentengineering”referstohavingbothengineeringandmanufacturingpersonnelworkingindependentlyearlyinthedesignphase.（F）

32、Delayeddifferentiationandmodulardesignaretwotacticsusefulformasscustomization.（T）

33、Qualityfunctiondeploymentisastructuredmethodofintegratingthe"voiceofthecustomer"intothedesignprocess.（T）

34、Accurateforecastingcanbedonewithinaccuratehistoricaldata.Iftheforecastingmodelisagoodone,itwillimprovetheinputused.（F）

35、Aggregated（grouped）datafrequentlygeneratebetterforecaststhannon-aggregateddatausedtoforecastindividualitems.（T）

36、Ifquantitativedataisavailableonwhichtobaseaforecast,itisunnecessarytoconsiderqualitativeinformation.（F）

37、TheDelphitechniqueisaforecastingmodel,developedinIndia,whichincorporatestheuseofmultipleregression.（F）

38、Inagoodforecast,abouthalfoftheforecastmissesshouldberandomlyscatteredabovetheactualresultsandhalfbelowtheactualresults.（T）

39、Doubleexponentialsmoothingcanonlybeusedifthereisnoobservabletrendinthedata.（F）

40、Seasonalityreferstodatapatternsthatrecureveryyear（oreveryweek,oreverymonth,etc.）ataboutthesametime.（T）

41、Whichofthefollowingforecastingtechniquesgeneratestrendforecasts（E）

A、Delphimethodforcecompositesaverages

exponentialsmoothingoftheabove

42、Forthissetoferrors:

-1,-4,0,+2,+3,MADis:

（C）

、Whichprobabilitydistributionisusedmostextensivelyindealingwithforecastingerrors（A）

44、Thecumulativeforecasterrorisimportantfordeterminingthe:

（B）

A.Meansquarederrorinforecasterror.

absolutedeviation.limitscoefficient

45、Whenweuseexponentialsmoothingforforecasting,thealphavalue（smoothingconstant）thatwouldgivethegreatestweighttothecurrentactualswouldbe:

（E）

B..01C..10D..20E..30

46、Whichofthefollowingsmoothingconstantswouldmakeanexponentialsmoothingforecastequivalenttoanaiveforecast（E）

B..01C..1D..5、Simpleexponentialsmoothingisbeingusedtoforecastdemand.Thepreviousforecastof66turnedouttobesixunitslessthanactualdemand.Thenextforecastis,implyingasmoothingconstant,alpha,equalto:

（B）

A..01B..10C..15D..20E..60

48、ThetemperatureonTuesdaywas80degrees,onWednesdayitwas82degrees,onThursdayitwas78degrees.AnaiveforecastforthetemperatureonFridaywouldbe:

（A）

'ttellfromthedatagiven

49、Reliabilitiesaretypicallyspecifiedwithrespecttonormaloperatingconditions.（T）

50、Ifasystemismadeupoftwocomponentsthatareinseries,andbothhavefailureratesof50%,theprobabilitythatthesystemwillfailis75%.（T）

51、Theprobabilitythataserialsystemwillworkisthesumoftheprobabilitiesthateachcomponentwillworkdividedbythenumberofcomponents..（F）

52、Addingthreeormoreidenticalbackupsystemswillassure100%reliability.（F）

53、Thecostsofbackupsystemsneedtobebalancedagainstthecostsoffailure.（T）

54、Asystemiscomposedofthreecomponents,A,BandC.Allthreeofthesecomponentsmustfunctioninorderforthesystemtowork.Theirreliabilitiesarerespectively:

A,;B1,;C,.Theoverallsystemreliabilityis:

（C）

、Alifetesthasshownthatcoffeemakersfailinuseattherateofpermonth.Themanufacturerwarrantiesthatacoffeemakerwilllastfor12monthsofordinaryusage.Whatisthereliabilityofanyindividualcoffeemaker（C）

、Asystemiscomposedoftwopartswhichmustbothoperateinorderforthesystemtoperformasintended.Thepartshavereliabilitiesof.6and.5.Thereisanidenticalbackupsystemconnectedtothemainsystembyaswitchwhichhasareliabilityof.9.Theprobabilitythattheoverallsystemwilloperateisclosestto:

（C）

A..30B..40C..50D..60E..70

57、Ifthetransformerhasameantimetowear-outof20yearswithastandarddeviationof2years,whatistheprobabilitythatitwillwearoutwithin19years（B）

、Fourmajorcomponents-video,audio,tunerandpowersupply-makeupabigscreentelevisionset.Allmustfunctionforthesettobeacceptedforshipmenttocustomers.Reliabilitiesforeachmajorcomponentare80%.Whatistheprobabilitythatanewlymadesetwillbeacceptedforshipment（C）

%%%

'tdeterminewithoutfurtherinformation

59、Ourestimatesregardingshort-runvariationsindemandcaninfl