31046040系统级编程_A

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1、311046040系统级编程（A闭）2013-2014-1一、单项选择题（本大题共30小题，每小题1分，共30分）提示：在每小题列出的四个备选项中只有一个是符合题目要求的，请将其代码填写在下表中。错选、多选或未选均无分。1.InVisualC++,aWin32ConsoleApplicationisA.thestatuswindowoftheVisualC++environmentB.thesimplesttypeofapplicationVisualC++cangenerateC.aprogr

2、amthatisabletocontroltheoperatingsystemofawindowscomputerD.builtbyusingsophisticated"ApplicationWizards"2.Whenusingadebuggertofindthecauseofaprogram'sincorrectbehavior,A.itisoftennecessarytostarttheprogrammultipletimesunderthedebuggerB.theprogramisus

3、uallyexecutedtothepointatwhichthebehavioroccursandthenexecutedbackwardstofindthecauseC.thefaultycodefragmentmustfirstbeidentifiedD.itisfastesttostartbystoppingthedebuggerlongbeforethebehaviorappears3.howis-11(decimal)representedinan8-bit2'scomplement

4、binaryformat?A.10001011B.11110100C.11110101D.111110114.WhatistheoutputofthisCcode?#includevoidmain(){intx=4;int*p=&x;int*k=p++;intr=p-k;printf("%d",r);}A.4B.8C.1D.Runtimeerror5.Explainthefeatureofstack.A.stackcannotreuseitsmemoryB.Allelement

5、sareofdifferentdatatypesC.AlloperationsareatoneendD.Anyelementcanbeaccessedfromitdirectly6.ajumpinstructionA.changesapointertopointtothenextelementofanarrayB.unconditionallysetstheprogramcountertoitsoperandC.increasestheprogramcounterD.changestheprog

6、ramcounteronlyifitsoperandisequaltozero7.inc,assumingthataninttakes4bytes,howmanybytesarerequiredtorepresentthefollowingarray?inta[12];A.44B.52C.12D.488.giventhefollowingdeclarationandinitializationofs,whatisthevalueoftheexpressions[6]?chars[]="strin

7、g";(10.0分)A.'g'B.''C.''D.anunpredictablevalue13/8311046040系统级编程（A闭）2013-2014-11.activationrecordsareorganizedinstacksbecause?13/8311046040系统级编程（A闭）2013-2014-1A.stacksallowactivationrecordstobepushedandpoppedinanyorder.B.stacksaresimpleenoughforth

8、ehardwaretomanage.C.functionsneedtoaccessallthevariablesofthefunctionsthatcallthem.D.theyareseldmneededduringprogramexecution.1.whenexecutingafunctioncallee(),whichofthefollowingaretrueregardingthevalueoftheframepointer?i.itmarksthetopofthestackframe