计算机组成原理题目库docWord文档格式.docx
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计算机组成原理题目库docWord文档格式.docx
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A.EinsteinB.VonNeumannC.EdisonD.Newton
问题6
In8-bitsmicro-computersystem,multiplicationanddivisionarerealizedby().
A.dedicatedchipsB.firmwareC.softwareD.hardware
问题7
Softwareisequivalenttohardwareinlogicfunction.
问题8
Resourcesmanagementofcomputersoftwareandhardwareisthedutyof().
A.OperatingSystemB.Languageprocessprogram
C.DatabaseManagementSystemD.Applicationprogram
问题9
Thereasonofbinaryrepresentationforinformationinacomputerisitcaneasilyprocesstheinformation.
问题10
ThebasicfeatureofVonNeumanncomputeris().
A.accessmemorybyaddressandexecuteinstructioninsequence
B.accessmemorybycontent
C.MultipleInstructionStreamSingleDataStream(MISD)
D.operatestack
问题11
Dataandinstructionsarestoredin()whentheprogramisrunning.
A.memoryB.diskC.datapathD.operatingsystem
问题12
Theoperatingsystemisappearedin().
A.the4thgenerationcomputersB.the2ndgenerationcomputers
C.the3rdgenerationcomputersD.the1stgenerationcomputers
问题13
Thesocalled“PC”belongsto().
A.MediumcomputersB.MainframesC.Micro-computersD.Mini-computers
问题14
Computerhardwareconsistsofcalculator,memory,controllerandI/Odevices.
问题15
()isnotbelongedtosystemprogram.
A.DatabasesystemB.OperatingsystemC.CompilerprogramD.theaboveall
问题16
Thevastmajorityofcomputersystemsusedtodayareconstructedon()computermodel.
A.intelligentB.VonNeumannC.parallelD.realtimeprocessing
问题17
Theuseof()signifiedthedevelopmentofmicro-computer.
A.softwareB.diskC.MicroprocessorD.OS
问题18
Theuseofmicroprocessorsignifiedthedevelopmentofmicro-computer.
问题19
Thereasonwhythebinarysystemofrepresentationiswidelyadoptedincomputeris().
A.computingspeedfastB.convenienceforinformationprocessing
C.savingcomponentsD.therestrictionofthenatureofphysicaldevices
问题20
Afullcomputershouldconsistsof().
A.hostandPeripheralB.calculator,memoryandcontroller
C.hostandprogramD.hardwareandsoftwaresystem
问题21
HostconsistsofCPUandI/Odevices.
问题22
InacomputerbasedonthevonNeumannmodel,instructionsanddataareallstoredinmemory,andCPUdistinguishthemaccordingtheiraddress.
A.对B.错
问题23
Systemsoftwareispurchased,andappliedsoftwareiseditbyourselves.
问题24
WhichofthefollowinglanguagescanbeimplementeddirectlyandeditedbyMnemonic(助记符):
①Assemblylanguage;
②machinelanguage;
③High-levellanguage;
④Operatingsystemprimitives;
⑤Regularlanguage
A.①,④B.②,①C.②,⑤D.①,③
问题25
Incomputerterminology,CPUconsistsofcalculatorandcontroller.
第二章
If[X]2’scomplement=0.1101010,then[X]sign-magnitude=()
A.0.0010110B.1.0010110C.1.0010101D.0.1101010
()isusedtorepresentaddressincomputer.
A.1’scomplementB.unsignednumberC.2’scomplementD.signmagnitude
NumbersX1,X2areinteger,and【X1】2’scompl=10011011,【X2】2’scompl=00011011,thentheirtruevalueofdecimalformare_-101_______and___27_____。
Thesign-magnituderepresentationof‘0’isunique.
Plustwo2’scomplementnumbersthatadopt1signbit,overflowmustoccurwhen().
A.carrysignalisgeneratedfromthesignbit
B.XORoperationforcarrysignalgeneratedfromthesignbitandcarrysignalgeneratedfromthehighestnumericalbitis‘0’
C.XORoperationforcarrysignalgeneratedfromthesignbitandcarrysignalgeneratedfromthehighestnumericalbitis‘1’
D.XORoperationforcarrysignalgeneratedfromthesignbitandcarrysignalgeneratedfromthehighestnumericalbitis‘1’
Therangeofrepresentationfora1’scomplementnumbersystemof64bits(includingthesignbit)is().
A.0≤|N|≤263–1B.0≤|N|≤262–1C.0≤|N|≤264–1D.0≤|N|≤263
Fixedpointnumbercanbeclassifiedintopuredecimal(纯小数)andpureinteger(纯整数).
Infixedpointcalculator,whetheradopteddoublesignbitorsinglesignbit,itmusthas(),whichisoftenimplementedby().
A.Decodingcircuit,NANDgateB.encodingcircuit,NORgate
C.overflowdetectioncircuit,XORgateD.shiftcircuit,AND-ORgate
Arithmeticshift2’scomplementofapositive,signbitremainsunchanged,andtheblankbitfillsin‘0’.Arithmeticleftshift2’scomplementofanegative,signbitremainsunchanged,andthelowbitfills____0__.Arithmeticrightshift2’scomplementofanegative,signbitremainsunchanged,andthehighbitfills__1____,andtruncatlowbit.
Letthewordlengthis8,thefixedpointintegerwith2’scomplementrepresentationof-1is__11111111_____.
Infixedpointoperation,itwillbeoverflowwhentheresultexceedstherepresentrangeofthecomputer.
Fora8-bit2’scomplementrepresentationintegernumber,itsminimalvalueis___-128___,itsmaximalvalueis___127___.
Afixedpointnumberiscomposedofsignbitandnumericalpart.
Therangeofrepresentationfora2’scomplementnumbersystemof16bits(includingthesignbit)is().
A.-215~+(215-1)B.-(215–1)~+(215–1)C.-215~+215D.-(215+1)~+215
8-4-2-1BCDcodeofanumberis011110001001,thenitstruevalueis__789____.
Theaddition/subtractionalgorithmforsignmagnituderepresentationisrathersimple.
Whichofthefollowingnumbersisoddparity?
A.010110011B.001000111C.110100111D.110100111
Thenumberrepresentedinthecomputersometimeswillbeoverflow,thefundamentalreasonisthelimitedcomputerwordlength.
Forfixedpointbinarycalculator,subtractionisimplementedthrough().
A.2’scomplementbinarysubtractorB.2’scomplementbinaryadder
C.signmagnitudedecimaladderD.signmagnitudebinarysubtractor
In2’scomplementaddition/subtraction,using2signbitsforoverflowdetection,whenthe2signbits‘S1S2’equals‘10’,itmeansthat().
A.resultispositive,withnooverflowB.resultisnegative,withnooverflow
C.resultisoverflowD.resultisunderflow
The2’scomplementrepresentationof-127is10000000.
Theminimalnumberofthefollowingnumbersis().
A.(100101)2B.(100010)BCDC.(50)8D.(625)16
2’scomplementrepresentationof‘0’equalsto1’scomplementrepresentationof‘-1’.
If[X]2’scomplement=1.1101010,then[X]sign-magnitude=()
A.1.0010101B.1.0010110C.0.0010110D.0.1101010
Forsignmagnituderepresentation,1’scomplementrepresentation,2’scomplementrepresentation,_signmagnituderepresentation____and__1’scomplementrepresentation___has2representationsof‘0’.
问题26
Theuseof2’scomplementoperationisadoptedtosimplifythedesignofcomputer.
问题27
Fixedpointcalculatorisusedfor().
A.fixedpointoperationB.floatingpointoperation
C.fixedpointoperationandfloatingpointoperationD.decimaladdition
问题28
When-1<
x<
0,[x]sign-magnitude=()
A.1-xB.(2-2-n)-|x|C.2+xD.x
问题29
Themaximalnumberofthefollowingnumbersis().
A.(227)8
B.(96)16
C.(10010101)2
D.(143)5
问题30
8-4-2-1codeisbinarynumber.
问题31
Adecimalnumberis137.5,thenitsoctalformis_211.4____,itshexadecimalformis__89.8___.
问题32
Fora8-bit1’scomplementrepresentationintegernumber,itsminimalvalueis_-127_____,itsmaximalvalueis__127___.
问题33
The()representationof‘0’isunique.
A.signmagnitudeand1’scomplement
B.1’scomplement
C.2’scomplement
D.signmagnitude
问题34
Therangeofrepresentationforaunsignedbinarynumbersystemof16bitsis__0____~__65535___.
问题35
Given【x1】2’scompl=11001100,【x2】signmag=1.0110,thedecimalvalueofx1andx2are
___-52__and__-0.375___.
第五章
Calculatorhasmanycomponents,butdatabusisthekeypart.
Inanadder,thecarrygeneratevariable(G)ofbit‘i’is().
A.Xi⊕Yi
B.Xi·
Yi·
Ci
C.Xi+Yi+Ci
D.Xi·
Yi
Thecarrylook-aheadcircuitchip74182realizesthecarrylogicbetweengroupsinparallel.
Thesubtractionalgorithmoffixedpointbinaryisrealizedby().
A.subtractionforsignmagnituderepresentation
B.additionforbinarycodedecimal
C.additionfor2’scomplementrepresentation
D.subtractionfor2’scomplementrepresentation
ThemainfunctionofALUis().
A.arithmeticoperation
B.onlyadditionoperation
C.logicoperation
D.logicandarithmeticoperation
Inaripple-carryadder,thekeyfactoraffectingthespeedoftheadderis().
A.Gate-leveldelay
B.speedofcomponents
C.variousspeedofeachfulladderforbiti
D.carrypropagationdelay
Acalculatorconsistsofmanycomponents,butthekeycomponentofcalculatoris().
A.arithmeticandlogicunit
B.databus
C.accu
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