What is an XSD schema file?

Related questions

1. What is XSD and WSDL?
2. How do I open an XSD file?
3. What is the XSD file used for?
4. Is WSDL and XSD same?
5. Why should we use XML?
6. How do I open an XSD file in Excel?

Tags

1. #world
2. #consortium
3. #elements
4. #formally
5. #document
6. #generating
7. #objects
8. #programming
9. #extensible
10. #language
11. #definition
12. #describe
13. #treated
14. #schema
15. #markup
16. #documents
17. #specifies
18. #recommendation