武汉微博教育整理分享-计算机英语第三版课后答案(二).doc

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1、武汉微博教育整理分享—计算机英语第三版课后答案（二）课后答案Unit4ComputerLanguageandProgrammingSectionAI．Fillintheblankswiththeinformationgiveninthetext:1．artificial;instructions2．low-level;high-level3．low-level4．Machine5．functional;logic6．Statement7．Module8．digitalII．TranslatethefollowingtermsorphrasesfromEnglishintoChineseandv

2、iceversa:1．storageregister存储寄存器2．functionstatement函数语句3．programstatement程序语句4．object-orientedlanguage面向对象语言5．assemblylanguage汇编语言6．intermediatelanguage中间语言，中级语言7．relationallanguage关系（型）语言8．artificiallanguage人造语言9．datadeclaration数据声明10．SQL结构化查询语言11．executableprogram可执行程序12．programmodule程序模块13．conditi

3、onalstatement条件语句14．assignmentstatement赋值语句15．logiclanguage逻辑语言16．machinelanguage机器语言17．functionallanguage函数式语言1．programminglanguage程序设计语言2．runacomputerprogram运行计算机程序3．computerprogrammer计算机程序设计员III．Fillineachoftheblankswithoneofthewordsgiveninthefollowinglist,makingchangesifnecessary:Aprogramminglan

4、guageisalanguageusedtowriteinstructionsforthecomputer.Itletstheprogrammerexpressdataprocessinginasymbolicmannerwithoutregardtomachine-specificdetails.Thedifficultyofwritingprogramsinthemachinelanguageof0sand1sledfirsttothedevelopmentofassemblylanguage,whichallowsprogrammerstousemnemonicsforinstructi

5、onsandsymbolsforvariables.Suchprogramsarethentranslatedbyaprogramknownasanassemblerintothebinaryencodingusedbythecomputer.Otherpiecesofsystemsoftwareknownaslinkingloaderscombinepiecesofassembledcodeandloadthemintothemachine’smainmemoryunit,wheretheyarethenreadyforexecution.Theconceptoflinkingseparat

6、epiecesofcodewasimportant,sinceitallowed“libraries”ofprogramstobebuiltuptocarryoutcommontasks—afirststeptowardtheincreasinglyemphasizednotionofsoftwarereuse.Assemblylanguagewasfoundtobesufficientlyinconvenientthathigher-levellanguages(closertonaturallanguages)wereinventedinthe1950sforeasier,fasterpr

7、ogramming;alongwiththemcametheneedforcompilers,programsthattranslatehigh-levellanguageprogramsintomachinecode.Asprogramminglanguagesbecamemorepowerfulandabstract,buildingefficientcompilersthatcreatehi