东北大学2024级计算机组成原理第二单元测试题.docx

东北高校2024级计算机组成原理其次单元测试题只能保证50+图片看不清就拉大了看哈=RS1Fora8-bitscomplementrepresentationintegernumber.的minimalVahleis127.itsmaximalvalueis127河引2The()representationof40,isunique.©A.scomplement百B.2,scomplement©C.signmagnitude©D.signmagnitudeandscomplement问舞3Therangeofrepresentationforascomplementnumbersystemof64bits(includingthesignbit)is().aOWlNIW262-1BoWINlW263-1OCOWlNlW263DoWlNlW264-l河河48-4-2-1BCDcodeofanumberisOlll10001001,thenitstruevalueis789问题5Whenl'X'0,xsign-magnitude=()©A.l-©b(2-2-fl>xC.2+x©D.问题6WhiChofthefollowingnumbersisoddparity?OA.110100111©B.001000111©C.110100111®D.010110011问题72'scomplementrepresentationof,0,equalstoTscomplementrepresentationof'-.e对错问题8Theminimalnumberofthefollowingnumbersis().©A(625)16©B.(100101)2C.(100010)BCD©D.(50)8河第9Adecimalnumberis137.5,dienitsoctalformis2114,itshexadecimalf11nis89.8:.河题10Therangeofrepresentationfora2,scomplementnumbersystemof16bits(includingthesignbit)is().您AA.-215-+(215-l)。b-(215-l)+(215-l)Oc-(215+1)+215OD.215+215河善11In2'scomplementadditionsubtraction,using2signbitsforoverflowdetection,whenthe2signbits'SSequalsfc10,.nmeansthat().©A.resultisoverflowBresultisnegative,WithnooverflowOCresult:sunderflow©Dresultisposrthe.Wnhnooverflow问题12（）isusedtorepresentaddressincomputer.©A.signmagnitudeOB.2,scomplementQC.unsignednumberQD.scomplement问邕13Plustwo2,scomplementnumbersthatadopt1signbitoverflowmustoccurwhen（）.QA.XORoperationforcanysignalgeneratedfromthesignbitandCanysignalgeneratedfromthehighestnumencalbitis'O'）B.carrysignalISgeneratedfromthesignbit©C.XORoperationforca11>signalgeneratedfromthesignbitandcarrysignalgeneratedfromthehighestnumericalbitisc0D.XORoperationforCanysignalgeneratedfromthesignbitandCarrysignalgeneratedfromthehighestnumencalbitis问题14IfPQ2*scomplement=0.1101010,thenXsign-magnitude=（）©A.1.0010101©B.0.0010110©C.1.0010110D.0.1101010问题15Fixedpointnumbercanbeclassifiedintopuredecimal（纯小数）andpureinteger（纯整数）.对。错间也16Therangeofrepresentationforaunsignedbinarynumbersystemof16bitsi$065535.问题17Theuseof2,scomplementoperationisadoptedtosimplifythedesignofcomputer.对©错河Sg18Theadditionsubtractionalgorithmforsignmagnituderepresentationisrathersimple.©对t错rt192分AnthmebcshiftTicomplementofaPaSmVe,signbre11umsunchanged,andthebl»kbtffi11m*0,Anthmeocleftshift2,sCompGevnentofanegamaelssgobtreman»unchanged,>ndthetowbitfiUs0Arithmeticrbtshift2'sCofnPIememofanegative,signbitrenwnsunchanged.2ndthehighbstfills1.andtiUDcatk>wbit.MS20IfpJ2'SComPIement=1.11°1°1°,thenPsign-magnitude=()©A.0.0010110©B1.0010101。C.1.0010110©D.0.1101010HX21Fora8-brt2,scomplementrepresentationintegernumber,itsminimalvalueis-128.itsmaximalvalueis127诃题22FixedpointCalCUIatOrisusedfor().©A.floatingpointoperationB.fixedpointoperation。C.decimaladdition©D.fixedpointoperationandfloatingpointoperationNanbasXj.×2arcinteger,and(×)2>compi"10011011.【X?】2'cco(p三0001IOl1.thenthrtw%,alcofdecimalformarc-101and问题248-4-2-1codeisbinarymmber.®对©惜问题251.etthewordlengthis8thefixedpointintegerwith2,scomplementrepresentationof-1is11111111问题26Infixedpointcalculator,whetheradopteddoublesignbitorsinglesignbit.itmusthas().whichisoftenimplementedby().©A.shiftcircuit.AND-ORgate0B.Decodingcircuit,NANDgate0Cencodingcircuit,NORgateoDoverflowdetectioncircuit,XORgateHS27Thenumberrepresentedinthecomputersometimeswillbeoverflow,thefundamentalreasonisthelimitedcomputerwordlength问题28Forfixedpointbinarycalculator,subtractionisimplementedthrough().与A.2,scomplementbinaryadder©B.signmagnitudebinarysubtractor©C.2'scomplementbinarysubtractor©D.signmagnitudedecimaladderHS292分Grvenl×J2*scornpltx2signmag=1011decimalvalueof×and×2are-52and-0375问题30The2'scomplementrepresentationof-127is10000000.©对修错问题31Afixedpointnumberiscomposedofsignbitandnumericalpart.对©错问题32Themaximalnumberofthefollowingnumbersis().©A.(10010101)2©B.(143)5©C(96)16D.(227)河引33Thesign-magnituderepresentationoft0,isunique.对e错问题34Infixedpointoperation,itwillbeoverflowwhentheresultexceedstherepresentrangeofthecomputer.对O错河题352：Forsignmagnituderepresentation_1$complementrepresenut>n,2'$complementrepresentation,s>gnmgnituderepresent)and1$coml*mtftrepresenthas2reptcscmatioQsof*0"