Hi, I am a beginner in xml,so I need your help please ! this is the XML file and I want the xsd file : <?xml version="1.0" encoding="UTF-8"?> <uh2 xmlns = "http://www.uh2.ma" xmlns:fac = "http://www.uh2.ma/facultés" xmlns:ecl = "http://www.uh2.ma/écoles&...