Anabstractofanarticle,document,orspeechisa____pieceofwritingthatgivesthemainpointsofit.
举一反三
- Which of the following components is not part of a sales document?() A: Document header. B: Document feed. C: Document items.
- The RFC document is the working document of which of the following standardization organizations?( )
- A is a single text data point. The is the collection of all the documents. A: Feature; document B: Corpus; feature C: Document; feature D: Feature; document
- 在J2EE中，接受一个XML文档，返回document对象，以分析该XML文档，可以使用如下（）方法获得document对象 A: Document doc=DocumentBuilderFactory.parse（“my.xml”）； B: Document doc=DocumentBuilder.parse（“my.xml”）； C: DocumentBuilderFactory dbf= DocumentBuilderFactory.newInstance（）； DocumentBuilderbuilder=dbf.newDocumentBuilder（）； Document doc=builder.parse（“my.xml”）； D: DocumentBuilder builder=new DocumentBuilder（）； Document doc=builder.parse（“my.xml”）；
- 文件document的访问权限为rw-r--r--,现要增加所有用户的执行权限和同组用户的写权限,下列命令正确的是( ) A: chmod a+x g+w document B: chmod 765 document C: chmod o+x document D: chmod g+w document