倾听音乐系统 学位论文Word下载.docx
- 文档编号:16574948
- 上传时间:2022-11-24
- 格式:DOCX
- 页数:60
- 大小:840.65KB
倾听音乐系统 学位论文Word下载.docx
《倾听音乐系统 学位论文Word下载.docx》由会员分享,可在线阅读,更多相关《倾听音乐系统 学位论文Word下载.docx(60页珍藏版)》请在冰豆网上搜索。
4、用javaStruts2Spring技术设计实现过程。
5、程序简洁,算法可行,运行情况良好。
要求:
1、每周和指导老师至少见面沟通一次,回报课题进展情况,接受老师询问。
2、接到任务书后,查阅与题目及专业相关的外文资料进行翻译,要求不少于10000个外文字符,译出汉字不得少于3000,于第四周交给指导老师审阅。
3、毕业设计第13周完成毕业论文的装订,并由指导老师评阅。
论文要求12000字以上,包括综述、系统总体设计、系统实现、性能分析、结论等。
4、教学第13周通过中软及教研室组织进行软件验收,验收时要提供软件使用说明书。
5、于第13周提出毕业答辩申请并签字。
6、第14周答辩,要求制作PPT
7、
2.原始依据
通过大学几年的学习,已经学习了诸如软件工程、数据库原理及应用、数据结构、C++、Oracle、JAVA等多门程序设计语言和网络等基础知识和专业知识,学生有能力而且可以独立完成小中型项目的设计与开发。
学校现有设备和环境可以提供给学生实习和上机,而且具有专业老师可以指导学生。
3.参考文献
[1]余浩东.Java应用框架设计与项目开发[M].北京清华大学出版社.2008.1
[2]埃史尔.陈昊鹏.Java编程思想(第4版)[M].机械工业出版社.2007.6
[3]李真.Eclipse开发技术详解[M].北京化学工业出版社.2010.1
[4]张冬青.数据库原理与应用.北京中国轻工业出版社.2009
[5]孙鑫.Struts2深入详解[M].北京电子工业出版社.2002.2
[6]温涛.东软Java软件工程师实例参考手册[M].大连东软电子出版社.2007
[7]罗玉玲.J2EE应用开发详解[M].电子工业出版社.2009.4
[8]陈刚.Eclipse从入门到精通[M].北京清华大学出版社.2007
[9]Serbor.DatebaseProgramming[M].MachineEngneer.2009
[10]SultanBradlBradleupen.XMLProgramming[M].MicrosoftPress.2002
指导教师签字:
教研室主任签字:
2012年3月26日
TheHistoryoftheInternet
TheBeginning-ARPAnet
TheInternetstartedasaprojectbytheUSgovernment.Theobjectoftheprojectwastocreateameansofcommunicationsbetweenlongdistancepoints,intheeventofanationwideemergencyor,morespecifically,nuclearwar.TheprojectwascalledARPAnet,anditiswhattheInternetstartedas.Fundedspecificallyformilitarycommunication,theengineersresponsibleforARPANethadnoideaofthepossibilitiesofan"
Internet."
Bydefinition,an'
Internet'
isfourormorecomputersconnectedbyanetwork.
ARPAnetachieveditsnetworkbyusingaprotocolcalledTCP/IP.Thebasicsaroundthisprotocolwasthatifinformationsentoveranetworkfailedtogetthroughononeroute,itwouldfindanotherroutetoworkwith,aswellasestablishingameansforonecomputerto"
talk"
toanothercomputer,regardlessofwhetheritwasaPCoraMacintosh.
Bythe80'
sARPAnet,justyearsawayfrombecomingthemorewellknownInternet,had200computers.TheDefenseDepartment,satisfiedwithARPAnetsresults,decidedtofullyadoptitintoservice,andconnectedmanymilitarycomputersandresourcesintothenetwork.ARPAnetthenhad562computersonitsnetwork.Bytheyear1984,ithadover1000computersonitsnetwork.
In1986ARPAnet(supposedly)shutdown,butonlytheorganizationshut
down,andtheexistingnetworksstillexistedbetweenthemorethan1000
computers.ItshutdownduetoafailiedlinkupwithNSF,whowantedto
connectits5countywidesupercomputersintoARPAnet.
WiththefundingofNSF,newhighspeedlinesweresuccessfullyinstalled
atlinespeedsof56k(anormalmodemnowadays)throughtelephonelines
in1988.Bythattime,therewere28,174computersonthe(bythendecided)Internet.In1989therewere80,000computersonit.By1989,therewere290,000.
Anothernetworkwasbuilttosupporttheincrediblenumberofpeople
joining.Itwasconstructedin1992.
Today-TheInternet
Today,theInternethasbecomeoneofthemostimportanttechnologicaladvancementsinthehistoryofhumanity.Everyonewantstoget'
online'
toexperiencethewealthofinformationoftheInternet.MillionsofpeoplenowusetheInternet,andit'
spredictedthatbytheyear2003everysinglepersonontheplanetwillhaveInternetaccess.TheInternethastrulybecomeawayoflifeinourtimeandera,andisevolvingsoquicklyitshardtodeterminewhereitwillgonext,ascomputerandnetworktechnologyimproveeveryday.
HOWITWORKS:
It'
sastandardthing.PeopleusingtheInternet.Shopping,playinggames,conversinginvirtualInternetenvironments.
TheInternetisnota'
thing'
itself.TheInternetcannotjust"
crash."
Itfunctionsthesamewayasthetelephonesystem,onlythereisnoInternetcompanythatrunstheInternet.
TheInternetisacollectionofmillioinsofcomputersthatareallconnectedtoeachother,orhavethemeanstoconnecttoeachother.TheInternetisjustlikeanofficenetwork,onlyithasmillionsofcomputersconnectedtoit.
ThemainthingabouthowtheInternetworksiscommunication.HowdoesacomputerinHoustonknowhowtoaccessdataonacomputerinTokyotoviewawebpage?
Internetcommunication,communicationamongcomputersconnectedtotheInternet,isbasedonalanguage.ThislanguageiscalledTCP/IP.TCP/IPestablishesalanguageforacomputertoaccessandtransmitdataovertheInternetsystem.
ButTCP/IPassumesthatthereisaphysicalconnecetionbetweenonecomputerandanother.Thisisnotusuallythecase.TherewouldhavetobeanetworkwirethatwenttoeverycomputerconnectedtotheInternet,butthatwouldmaketheInternetimpossibletoaccess.
Thephysicalconnectionthatisrequireedisestablishedbywayofmodems,phonelines,andothermodemcableconnections(likecablemodemsorDSL).Modemsoncomputersreadandtransmitdataoverestablishedlines,whichcouldbephonelinesordatalines.Theactualhardcoreconnectionsareestablishedamongcomputerscalledrouters.
Arouterisacomputerthatservesasatrafficcontrollerforinformation.
Toexplainthisbetter,let'
slookathowastandardcomputermightviewawebpage.
1.Theuser'
scomputerdialsintoanInternetServiceProvider(ISP).TheISPmightinturnbeconnectedtoanotherISP,orastraightconnectionintotheInternetbackbone.
2.TheuserlaunchesawebbrowserlikeNetscapeorInternetExplorerandtypesinaninternetlocationtogoto.
3.Here'
swherethetrickypartcomesin.First,thecomputersendsdataaboutit'
sdatarequesttoarouter.Arouterisaveryhighspeedpowerfulcomputerrunningspecialsoftware.Thecollectionofroutersintheworldmakewhatiscalleda"
backbone,"
onwhichallthedataontheInternetistransferred.Thebackbonepresentlyoperatesataspeedofseveralgigabytesper-second.Suchaspeedcomparedtoanormalmodemislikecomparingtheheatofthesuntotheheatofanice-cube.
Routershandledatathatisgoingbackandforth.Arouterputssmallchunksofdataintopackagescalledpackets,whichfunctionsimilarlytoenvelopes.So,whentherequestforthewebpagegoesthrough,itusesTCP/IPprotocolstotelltherouterwhattodowiththedata,whereit'
sgoing,andoverallwheretheuserwantstogo.
4.Theroutersendsthesepacketstootherrouters,eventuallyleadingtothetargetcomputer.It'
slikewhisperdownthelane(onlytheinformationremainsintact).
5.Whentheinformationreachesthetargetwebserver,thewebserverthenbeginstosendthewebpageback.Awebserveristhecomputerwherethewebpageisstoredthatisrunningaprogramthathandlesrequestsforthewebpageandsendsthewebpagetowhoeverwantstoseeit.
6.Thewebpageisputinpackets,sentthroughrouters,andarriveattheuserscomputerwheretheusercanviewthewebpageonceitisassembled.
Thepacketswhichcontainthedataalsocontainspecialinformationthatletsroutersandothercomputersknowhowtoreassemblethedataintherightorder.
Withmillionsofwebpages,andmillionsofusers,usingtheInternetisnotalwayseasyforabeginninguser,especiallyforsomeonewhoisnotentirelycomfortalewithusingcomputers.BelowyoucanfindtipstricksandhelponhowtousemainservicesoftheInternet.
Beforeyouaccesswebpages,youmusthaveawebbrowsertoactuallybeabletoviewthewebpages.MostInternetAccessProvidersprovideyouwithawebbrowserinthesoftwaretheyusuallygivetocustomers;
you.Thefactthatyouareviewingthispagemeansthatyouhaveawebbrowser.ThetoptwousebrowsersareNetscapeCommunicatorandMicrosoftInternetExplorer.NetscapecanbefoundatandMSIEcanbefoundat
Thefactthatyou'
rereadingthisrightnowmeansthatyouhaveawebbrowser.
Nextyoumustbefamiliarwithactuallyusingwebpages.Awebpageisacollectionofhyperlinks,images,text,forms,menus,andmultimedia.To"
navigate"
awebpage,simplyclickthelinksitprovidesorfollowit'
sowninstructions(likeifithasaformyouneedtouse,itwillprobablyinstructyouhowtouseit).Basically,everythingaboutawebpageismadetobeself-explanetory.Thatisthenatureofawebpage,tobeeasilynavigatable.
"
Ohno!
a404error!
'
Cannotfindwebpage?
'
isacommonremarkmadebynewweb-users.
Sometimeswebsiteshaveerrors.Butanerroronawebsiteisnottheuser'
sfault,ofcourse.
A404errormeansthatthepageyoutriedtogotodoesnotexist.Thiscouldbebecausethesiteisstillbeingconstructedandthepagehasn'
tbeencreatedyet,orbecausethesiteauthormadeatypointhepage.There'
snothingmuchtodoabouta404errorexceptfore-mailingthesiteadministrator(ofthepageyouwantedtogoto)antellinghim/herabouttheerror.
AJavascripterroristheresultofaprogrammingerrorintheJavascriptcodeofawebsite.NotallwebsitesutilizeJavascript,butmanydo.JavascriptisdifferentfromJava,andmostbrowsersnowsupportJavascript.Ifyouareusinganoldversionofawebbrowser(Netscape3.0forexample),youmightgetJavascripterrorsbecausesitesutilizeJavascriptversionsthatyourbrowserdoesnotsupport.So,youcantrygettinganewerversionofyourwebbrowser.
E-mailstandsforElectronicMail,andthat'
swhatitis.E-mailenablespeopletosendletters,andevenfilesandpicturestoeachother.
Tousee-mail,youmusthaveane-mailclient,whichisjustlikeapersonalpostoffice,sinceitretrievesandstorese-mail.
Secondly,youmus
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- 倾听音乐系统 学位论文 倾听 音乐 系统 学位 论文