CPEN 223 Questions & Answers
Updated 2026
ClassBisBaBuserBdefinedBtype:BTrueBorBFalseB-BAnswerTrue
ABclassBcontainsBtwoBdifferentBtypesBofBmembers:BWhatBareBtheyBcalledBandBwhatBareBtheir
BfunctionsB-BAnswerDataBmembers:B(fields)BthatBstoreBdataBassociatedBwithBtheBclassB
FunctionBmembers:B(methods,Bconstructors)BthatBperformBoperationsBonBtheBdata
TheBcompilerBofBaB.NETBlanguageB(likeBC#,BmanagedBcode)BtakesBaBsourceBcodeBfile,BandBpr
oducesBanBintermediateBoutputBfileBcalledBanBassembly.BTrueBorBFalseB-BAnswerTrue
IsBtheBcodeBinBanBassemblyB"nativeBmachineBlearningBcode"BorBanB"intermediateBlanguageBc
alledBCIL"B?B-BAnswerAnBintermediateBlanguageBcalledBCIL
WhatBisBaBdataBtype?B-BAnswerABsetBofBvaluesBandBoperationsBpermittedBonBtheBvalues
PreBdefinedBtypesB-BSimpleBandBNonBsimple.BWhatBareBthey?B-
BAnswerSimple:Bint,Bchar,Bbool,Bunit,BdecimalB
NonBsimple:Bobject,Bstring,B....
ValueBvsBreferenceBtypes?B-
BAnswerABvalueBtypeBneedsBonlyBoneBallocatedBmemoryBspaceBthatBstoresBtheBactualBdataB
ABreferenceBtypeBstoresBtheBreferenceBtoBsomeBotherBmemoryBlocationBwhereBtheBactualBda
taBisBreferenced
StackBandBHeap:BDescribeBemB-
BAnswerRunningBprogramBusesBtwoBregionsBofBmemoryBtoBstoreBdata:BtheBstackBandBtheBhe
apB
ValueBtypesBareBstoredBinBtheBstack.BABstackBisBaBlastBin,BfirstBoutBstructure.B(LIFO)B
ReferenceBtypeBisBstoredBinBaBstack,BbutBtheBactualBdataBtypeBisBstoredBinBtheBheap.
WhatBareBtheBfiveBdifferentBtypesBofBdataBabstractions?BByBabstractBweBmeanBweBareBhiding
BorBomittingBlowerBlevelBdetailsBwithBaBsimpleBhigherBlevelBrepresentationB-BAnswer1.BListB-
BoneBofBtheBmostBusefulBandBabstractBdataBtypesB
Updated 2026
ClassBisBaBuserBdefinedBtype:BTrueBorBFalseB-BAnswerTrue
ABclassBcontainsBtwoBdifferentBtypesBofBmembers:BWhatBareBtheyBcalledBandBwhatBareBtheir
BfunctionsB-BAnswerDataBmembers:B(fields)BthatBstoreBdataBassociatedBwithBtheBclassB
FunctionBmembers:B(methods,Bconstructors)BthatBperformBoperationsBonBtheBdata
TheBcompilerBofBaB.NETBlanguageB(likeBC#,BmanagedBcode)BtakesBaBsourceBcodeBfile,BandBpr
oducesBanBintermediateBoutputBfileBcalledBanBassembly.BTrueBorBFalseB-BAnswerTrue
IsBtheBcodeBinBanBassemblyB"nativeBmachineBlearningBcode"BorBanB"intermediateBlanguageBc
alledBCIL"B?B-BAnswerAnBintermediateBlanguageBcalledBCIL
WhatBisBaBdataBtype?B-BAnswerABsetBofBvaluesBandBoperationsBpermittedBonBtheBvalues
PreBdefinedBtypesB-BSimpleBandBNonBsimple.BWhatBareBthey?B-
BAnswerSimple:Bint,Bchar,Bbool,Bunit,BdecimalB
NonBsimple:Bobject,Bstring,B....
ValueBvsBreferenceBtypes?B-
BAnswerABvalueBtypeBneedsBonlyBoneBallocatedBmemoryBspaceBthatBstoresBtheBactualBdataB
ABreferenceBtypeBstoresBtheBreferenceBtoBsomeBotherBmemoryBlocationBwhereBtheBactualBda
taBisBreferenced
StackBandBHeap:BDescribeBemB-
BAnswerRunningBprogramBusesBtwoBregionsBofBmemoryBtoBstoreBdata:BtheBstackBandBtheBhe
apB
ValueBtypesBareBstoredBinBtheBstack.BABstackBisBaBlastBin,BfirstBoutBstructure.B(LIFO)B
ReferenceBtypeBisBstoredBinBaBstack,BbutBtheBactualBdataBtypeBisBstoredBinBtheBheap.
WhatBareBtheBfiveBdifferentBtypesBofBdataBabstractions?BByBabstractBweBmeanBweBareBhiding
BorBomittingBlowerBlevelBdetailsBwithBaBsimpleBhigherBlevelBrepresentationB-BAnswer1.BListB-
BoneBofBtheBmostBusefulBandBabstractBdataBtypesB
