Chapter11_6e友元

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1、TestBankforProblemSolvingwithC++:TheObjectofProgramming,6/eChapter11FriendsandOverloadedOperatorsTRUE/FALSE1.Friendfunctionsaremembersoftheclass.ANSWER:FALSE2.Alloperatorscanbeoverloaded.ANSWER:FALSE3.Ifyouhavemutatorsandaccessors,youshouldnothavefriendfunctionsalsoANSWER:FALSE4.F

2、riendfunctionsmaydirectlymodifyoraccesstheprivatedatamembers.ANSWER:TRUE5.ThefollowingisaproperlydeclaredoverloadedinsertionoperatorformyClass.ostream&operator<<(ostream&out,constmyClass&obj);ANSWER:TRUE6.Functionsthatareconstantmemberfunctionsmaycalltheclassmutatorfunctions.ANSWE

3、R:FALSE7.Functionsthatareconstantmemberfunctionsmaycallconstantclassaccessorfunctions.ANSWER:TRUE8.Youcannotcreatenewoperators(suchasthequote).ANSWER:TRUE9.Operatorsmustbefriendsoftheclass.ANSWER:FALSE10.YoumaynotchangetheprecedenceofoperatorsbyoverloadingthemANSWER:TRUEShortAnswe

4、r1.Ifagiventaskbeingperformedbyafunctioninvolvesmorethanoneobject,thenthatfunctionshouldnormallybea__________function.ANSWER:friend2.Ifagiventaskbeingperformedbyafunctioninvolvesoneobject,thenthatfunctionshouldnormallybea__________function.ANSWER:member3.A_________functionisnotame

5、mberoftheclass,buthasaccesstotheprivatemembersoftheclass.ANSWER:friend4.Anoverloadedextractionorinsertionoperatorshouldreturn___________ANSWER:areferencetothestream5.Afriendfunctionneedstobepassedanobjectoftheclass.Ifthefriendonlyneedstoaccesstheobject,butnotchangeitsdatamembers,t

6、hentheobjectshouldbepassedas_______________ANSWER:aconstantreference6.Anoperatorthatexpectsonlyoneparameteriscalleda________operatorANSWER:unary7.Anoperatorthatexpectstwoparametersiscalleda________operator.ANSWER:binary8.Inordertodoautomatictypeconversionforyourclass,youwouldwrite

7、_________TestBankforProblemSolvingwithC++:TheObjectofProgramming,6/eChapter11FriendsandOverloadedOperatorsANSWER:overloadedfunctionsoroverloadedconstructors1.Puttingthekeywordconstafterthefunctiondeclarationguarantees__________________________ANSWER:Thatthefunctionwillnotchangethe

8、callingobject.2.Puttingthekeyword