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ID:37922053
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页数:26页
时间:2019-06-02
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1、C语言考试资料汇总QuickQuiz11.Thesmallestandmostbasicdataiteminacomputerisa____________________;itisreallyaswitchthatcanbeeitheropen(0)orclosed(1).Answer:bit2.Abyteisagroupingof___________________.Abytecanassume256distinctpatterns.Answer:eightbits3.WhatistheALUofacomputer?Answer:TheArithmet
2、icandLogicUnit(ALU)ofacomputerperformsallofthecomputations,suchasaddition,subtraction,comparisons,andsoon,thatacomputerprovides.4.Whatisthecontrolunitofacomputer?Answer:Thecontrolunitofacomputerdirectsandmonitorstheoveralloperationofthecomputer.5.A(n)____________________allowsacomp
3、utertoreadorwriteanyonefileorprogramindependentofitspositiononthestoragemedium.Answer:directaccessstoragedevice(DASD)directaccessstoragedeviceDASD6.WhatarethetwoprincipalpartsoftheCPU?Whatisthefunctionofeachpart?Answer:ThetwoprincipalpartsoftheCPUaretheControlUnitandtheArithmetican
4、dLogicUnit(ALU).TheControlUnitmonitorstheoveralloperationofthecomputerwhiletheALUperformsallthearithmeticandlogicfunctionsprovidedbythesystem.QuickQuiz21.Whatisanassemblylanguage?Answer:Programminglanguagesthatusethesubstitutionofword-likesymbols,suchasADD,SUB,MUL,forthebinaryopcod
5、es,andbothdecimalnumbersandlabelsformemoryaddressesarereferredtoasassemblylanguages.1.Theprogramthattranslatesahigh-levelsourceprogramasacompleteunitbeforeanyindividualstatementisexecutediscalleda(n)____________________.Answer:compiler2.Whatisalinker?Answer:Alinkercombinesadditiona
6、lmachinelanguagecodewiththeobjectprogramtocreateafinalexecutableprogram.3.WhenEnglishphrasesareusedtodescribeanalgorithm(theprocessingsteps),thedescriptioniscalled____________________.Answer:pseudocodeQuickQuiz31.Whatisthesoftwaredevelopmentprocess?Answer:Thetechniqueusedbyprofessi
7、onalsoftwaredevelopersforunderstandingtheproblemthatisbeingsolvedandforcreatinganeffectiveandappropriatesoftwaresolutioniscalledthesoftwaredevelopmentprocess.2.Whenwritingaprogram,a(n)____________________structureprovidesthecapabilitytomakeachoicebetweendifferentinstructions,depend
8、ingontheresultofsomecondit
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