X

.xct file extension, 724

XML (Extensible Markup Language), 1126

XML (Extensible Markup Language) Web Part, 1068

XML file, adding, to Data Source Library, 997

XML Placeholder Control, 764

XML site definitions folder, 870

XML tags, 418–419

XML Web Service, 998–999

XOML. See eXtensible Object Markup Language (XOML)

XPath Expression Builder dialog box, 1004

.xsd file extension, 724–725

.xsd schema file, 724

.xsf file extension, 724–725

XSL (eXtensible Stylesheet Language), 1006

.xsl file extension, 724–725

.xsn file, 723–724