烹饪专业数学---电子教案下载_沈阳烹饪专业技术学院_烹饪专业数学---电子教案下载(5)

(4)、(6)、(10)3．TranslatethefollowingWindows95andDOS7。0screenmessagesintoChinese:(1)、(3)、(4)、(5)、(6)4．Answerthefollowingquestionsbriefly:(3)、Whatisthebasicunitformeasuringthestoragecapacityofacomputersystem?Answer:ByteUNITTHREEOperatingSystemsText2DiskOperatingSystem-MS-DOS一、Vocabulary(词汇):nucleus：核心interface：联系，接口acronym：首字词commandprocessor：命令处理程序routine：例行程序hardware-independent：不依赖于硬件的device-dependent：依赖于设备的programmingcode：程序代码programminglogic：编程逻辑conventionalmemory：常规内存transientmodule：过渡模块二．Importantsentences(重点句):1．ThenucleusofmicrocomputerisitsOperatingSystem。

2．TheOperatingSystemmonitorsandcontrolsallinput/outputandprocessingactivitieswithinacomputersystem。3．DOSisanacronymforDiskOperatingSystem。4．ThebestknownDiskOperatingSystemisMS-DOS,developedbyMicrosoftCorporationfortheIBM-PCandcompatiblemachines。三．Exercises(练习及参考答案):1．TranslatethefollowingwordsandexpressionsintoEnglish。(1)核心：nucleus(2)实用程序：utilityprogram(3)监督：monitor(4)微软公司：MicrosoftCorporation(5)控制：control(6)任选项：anyoption2．TranslatethefollowingscreenmessagesintoChinese。

(1)、(2)、(7)3．TranslatethefollowingWindows95andDOS7。0screenmessagesintoChinese:(1)、(3)、(6)4．MultipleChoice:(1)、__________controlsandmanagesthesystem'shardwareandsoftwareresources,thusenablingausertousehiscomputerconvenientlyandefficiently。A．ApplicationsoftwareB．OperatingsystemsoftwareC．AtexteditingorwordprocessingprogramD．TranslatorsoftwareAnswer:BUNITTHREEOperatingSystemsText9WindowsModesandBasicElements一、Vocabulary(词汇):multitasking：执行多任务的GraphicalUserInterface(GUI)：用户图形接口icon：图标scrollbar：滚动棒dialogbox：对话框multimediaextension：多媒体扩展protectedmode：保护机制realmode：实方式enhancedmode：增强机制programmanager：程序管理器modem：调制解调器filemanager：文件管理器补充：resourcemanager：资源管理器二、Importantsentences(重点句):1．MicrosoftWindowsisadescendantofMS－DOSandanextensiontoMS-DOSdevelopedbyMicrosoft。

2．Windowsprovidesagraphicaluserinterfaceandstandardmethodsforswitchingamongapplications,fileandprogrammanagement,windowing,icons,pull-downmenus,scroll-barsanddialogboxes(temporarywindows)。3．WindowsisamultitaskingoperatingsystemandhasseveraladvantagesoverMS-DOS。4．MicrocomputersthatusetheIntelfamilyofCPUScanrunintwomodes:protectedmodeandrealmode。5．Windowsrunsinprotectedmode,butyoucanalsochoosetorunitintwoothermodes:386enhancedmodeandstandardmode。

6．WhenworkinginWindows,yourmainworkareaisthedesktop。7．FileManagerisatoolyoucanusetoorganizethefilesanddirectoriesinyourcomputer。8．InFileManager,yourfilesanddirectoriesaredisplayedinadirectorywindowwhichissplitintotwoparts:thelefthalfdisplaysthedirectorytree,andtherighthalfdisplaysthecontentsofthecurrentdirectory。三、Exercises(练习及参考答案):1．TranslatethefollowingwordsandexpressionsintoEnglish。(1)多任务：multitask(2)实方式：realmode(3)多媒体：multimedia(4)增强方式：enhancedmode(5)保护方式：protectedmode(6)图标：icon2．TranslatethefollowingscreenmessagesintoChinese。

(1)、(4)3．TranslatethefollowingWindows95andDOS7。0screenmessagesintoChinese:(4)、(5)UNITTHREEOperatingSystemsText10Windowsinitializationfiles一、Vocabulary(短语):heading：标题font：字体wallpaper：墙纸initialization：初始化iconspacing：图标空间二．Importantsentences(重点句):1．WindowsinitializationfilescontaininformationthatdefinesyourWindowsenvironment。2．WIN。INI,whichprimarilycontainssettingsthatWindowsmaintainstocustomizeyourWindowsenvironmentaccordingtoyourpreferences。

3．SYSTEM。INI,whichprimarilycontainssettingsthatcustomizeWindowstomeetyoursystem'shardwareneeds。三．Exercises(练习及参考答案):1．TranslatethefollowingwordsandexpressionsintoEnglish。(1)初始化：initialization(2)墙纸：wallpaper(3)环境：environment(4)桌面设置：desktopsetting(5)性能：performance(6)标题：heading2．TranslatethefollowingscreenmessagesintoChinese。(3)、(4)、(7)、(10)3．TranslatethefollowingWindows95andDOS7。0screenmessagesintoChinese:(3)、(4)、(5)、(6)4．MultipleChoice:(3)、Windows95is()。

A。wordprocessingsoftwareB。operatingsystemsoftwareC。diagramprocessingsoftwareD。acomputerlanguageAnswer:BUNITFOURComputerNetworksText1ComputerNetworks--TheInternet一、Vocabulary(词汇):database：数据库recipient：收件人domain：域suffix：后缀distributeddataprocessing：分布式数据处理mainframe：主机ringnetwork：环形网络backup：备份BulletinBoardSystem(BBS)：电子公告板系统二．Importantsentences(重点句):1．Anetworkconsistsofseveralcomputerslinkedbycommunicationlines。2．TosendmailtosomeoneontheInternet,youmustfindouttheusernameandmachinenameofthemailrecipient,usuallybyaskingtherecipient。

3．。COM----Assignedtocommercialorganization。4．。EDU----Assignedtoeducationalinstitutions,chieflyuniversities。5．。ORG----Assignedtononprofitagencies。6．。GOV----Assignedtogovernmentagencies。7．。MIL----Assignedtomilitaryorganization。8．So,foruser"lumpy"onmachine"geewhiz"atExtremeSouthEasternRhodeIslandUniversity(domainname:exsoeari。edu),theappropriatemailaddresswouldbe:lumpy@geewhiz。exsoeari。edu。三．Exercises(练习及参考答案):1．TranslatethefollowingwordsandexpressionsintoEnglish。

(1)网络：network(2)层次结构：hierarchicalstructure(3)数据处理：dataprocessing(4)调制解调器：modem(5)分布的：distributed(6)电子公告板：bulletinboard3．TranslatethefollowingWindows95andDOS7。0screenmessagesintoChinese:(2)、(3)、(4)UNITFOURComputerNetworksText2ComputerNetworkConfiguration一、Vocabulary(词汇):receiver：接收机loop：圈，环；回路repeater：中继器terminator：终端连接器node：结点starconfiguration：星形结构multiplexer：多路转换器controller：控制器ringconfiguration：环形结构busconfiguration：总线结构补充：treeconfiguration：树形结构二、Importantsentences(重点句):1．Agroupofinterconnectedcomputerscapableofexchanginginformationiscalledanetwork。

。2．Anetworkisorganizedasaninterconnectedseriesofnodes,eachnodeconsistingofoneormorecomputers。3．Inthisdesign(starconfiguration),thecenterofthestaractsasamultiplexerofcontroller。4．Eachmultiplexersupportsafixednumberofcomputers。5．Adisadvantageofthestarconfigurationisthatthelossofthemultiplexerorthecentralcontrollerwilldisableacquisitionofdatafromthedriveandwillstopallcommunicationsbetweenthecomputers。6．Theringconfigurationrequiresasinglelineconnectingalldevicestothenetwork。

7．Thedisadvantagehere(ringconfiguration)isthatthefailureofonenodeinhibitsthetransmissionofinformationalongtotherestoftheline。8．Thebusconfigurationiscurrentlythemostwidelyusedamongnetworkdesignersandmanufactures。9．Aterminatormustbeplacedatbothendsofthelinewithsuchanetwork(busconfiguration)。三、Exercises(练习及参考答案):1．TranslatethefollowingwordsandexpressionsintoEnglish。(1)网络结构：networkconfiguration(2)接口：interface(3)多路转换器：multiplexer(4)数据传输率：datatransferrate(5)控制器：controller(6)终端连接器：terminator3．TranslatethefollowingWindows95andDOS7。0screenmessagesintoChinese:(1)、(2)、(3)、(6)4．True/False?(2)、Assemblylanguagesarenothigher-levelprogramminglanguages。Answer:True(3)、Insid。。。