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1、中山大学软件学院2010级软件工程专业（2011学年春季学期）《计算机组成原理与接口技术》期末考试试卷（B）（考试形式：闭卷考试时间：2小时）《中山大学授予学士学位工作细则》第六条考试作弊不授予学士学位方向：姓名：学号：成绩：出卷：邓革、李国桢审核：注意：答案一定要写在答题纸上，写在本试卷中不给分。本试卷要和答卷一起交回。Part1Choosethebestanswerfromthechoices.(2pointsforeachquestion,20pointstotal)1.Givenx二一0.1010,there
2、presentationof1.0110is(C)•A.Sign-MagnitudeRepresentationB.One，sComplementRepresentationC.Two'sComplementRepresentationD.Floating-PointRepresentation2.Whichoneisindopendcntofthehitratioofcache?AA・AccesstimeofmemoryB・ThesizeofblockC.CacheorganizbtionD.Thesizeofca
3、che1.3.WhichofthefollowingoperationsdonotexistforADDinstruct!oninRISC?AA.memorytoregisterB.registertoregisterC.immediatetoregisterD.eitherBorC4.Intheinstruction“OUTDX,theportaddressis:CA.8bitsB.16bitsC.eitherAorBD.noneoftheabove5.ThemaincomponentsinCPUare().C6.
4、A.ControlUnit,ALU,C.ControlUnit,ALU,MicroinstructionsareA.memorycontrollerC・controlmemoryMemoryCacheplacedin()CB.ControlUnit,Register,MemoryD.InstructionPointer,1/0moduleB.mainmemoryD.Cache7・AbyteisbeingtransferredontheD8-D15databusfromanodd-addresslocation,the
5、statusofAOandBHEare()A.A0=0,BIIE=0B.AO二0,BHE二1C.AO二1,BIIE二0D.A0=l,BHE=18.ForaspecialRAMchip,theorganizationis256x4,thetotalnumberofaddresspinsanddatapinsis().A.10B.12C.16D.89・Computerorganizationisacomputer•logicalA・physicsB.architecture(B)implementatiorioC・cir
6、cuitD.simulate10.DATA1DB5DUP(0,2DUP(1，0,0)),thesizeofDATA1is(A.35B.30C.20D.16PartITTrueorFault(1pointsforeachquestion,10pointstotal)1・ThelastinstructionintheISRisIRET,whereasthelastinstructioninaFARsubroutineisRET.2.WhileCISCinstructionsarevariablesizes,RISCins
7、tructionsareallthesame(F)Themoresize-()3.ToensuretheintegrityofthecontentsofRAM,thechecksumisused4.Themoreaddresspins,themorememorylocationsareinsidethechip.datapins,themoreeachlocationinsidethechipwillhold・()5.IP(instructionpointer)registerisavailableinlow-byt
8、eandhigh-byteformats.6.Portandinterfaceshavethesameconcepts,bothcanbeimplementedinthesameway.()7.In8086,physicaladdressisthe20-bitaddress,logicaladdresscanbeconsistsof16-bit
