【英文标准名称】:Informationtechnology-CDIFtransferformat-Part1:Generalrulesforsyntaxesandencodings
【原文标准名称】:信息技术.CDIF传输格式.第1部分:句法和编码一般规则
【标准号】:ISO/IEC15475-1-2002
【标准状态】:现行
【国别】:国际
【发布日期】:2002-11
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/IECJTC1
【标准类型】:()
【标准水平】:()
【中文主题词】:数据库语言;CDIF;句法;编码;传输格式;信息技术;数据处理;信息交换
【英文主题词】:CDIF;Dataprocessing;Databaselanguages;Encoding;Informationinterchange;Informationtechnology;Syntax;Transmissionformat
【摘要】:TheCDIFfamilyofstandardsisprimarilydesignedtobeusedasadescriptionofamechanismfortransferringinformationbetweenmodellingtools.ItfacilitatesasuccessfultransferwhentheauthorsoftheimportingandexportingtoolshavenothingincommonexceptanagreementtoconformtoCDIF.ThelanguagethatisdefinedfortheTransferFormatalsohasapplicabilityasagenerallanguageforImport/Exportfromrepositories.TheCDIFSemanticMetamodeldefinedformodellingtoolsalsohasapplicabilityasthebasisofstandarddefinitionsforuseinrepositories.Thestandards,whichformthecompletefamilyofCDIFStandards,aredocumentedinISO/IEC15474-1:2002,Informationtechnology—CDIFframework—Part1:Overview.Thesestandardscovertheoverallframework,thetransferformatandtheCDIFSemanticMetamodel.ThediagraminFigure1depictsthevariousstandardsthatcomprisetheCDIFfamilyofstandard.TheshadedboxdepictsthisStandardanditspositionintheCDIFfamilyofstandard.ThisdocumentdescribesthewaythatCDIFmetamodelsareconcretelyrepresentedduringatransferandthewaythatCDIFsupportsmultipleexchangesyntaxesandencodings.Nospecificexchangesyntaxesorencodingsaredescribedinthisdocument.ISO/IEC15475-2:2002,Informationtechnology—CDIFtransferformat—Part2:SyntaxSYNTAX.1andISO/IEC15475-3:2002,Informationtechnology—CDIFtransferformat—Part3:EncodingENCODING.1.defineonespecificCDIFsyntaxandonespecificCDIFencoding.Thisdocumentisintendedtobeusedbyanyonewishingtounderstandand/oruseCDIF.ThisdocumentprovidesanintroductiontotheentireCDIFfamilyofstandard.Itissuitablefor:—ThoseevaluatingCDIF,—ThosewhowishtounderstandtheprinciplesandconceptsofaCDIFtransfer,and—Thosedevelopingimportersandexporters.ThedocumentsISO/IEC15474-1:2002,Informationtechnology—CDIFframework—Part1:OverviewandISO/IEC15474-2:2002,Informationtechnology—CDIFframework—Part2:ModellingandextensibilityshouldbereadfirstwheninitiallyexploringCDIFandbeforeattemptingtoreadotherdocumentsintheCDIFfamilyofstandard.Whiletherearenospecificprerequisitesforreadingthisdocument,itwillbehelpfulforthereadertohavefamiliaritywiththefollowing:—Entity-Relationship-Attributemodelling;—Modelling(CASE)tools;—Informationrepositories;—Datadictionaries;—Multiplemeta-layermodelling;—Formalgrammars;—Transferformats.
【中国标准分类号】:M11
【国际标准分类号】:35_080
【页数】:15P;A4
【正文语种】:英语
基本信息
标准名称: | 荧光数码显示管测试方法 |
中标分类: |
电子元器件与信息技术 >>
电真空器件 >>
电子束管 |
替代情况: | 被GB/T 3790-1995代替 |
发布日期: | |
实施日期: | 1984-04-01 |
首发日期: | |
作废日期: | |
出版日期: | |
页数: | 12页 |
适用范围
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前言
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目录
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引用标准
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所属分类: 电子元器件与信息技术 电真空器件 电子束管