What are the attributes of XML declaration?

Related questions

1. What is XML and its advantages?
2. Can you comment out XML?
3. Is XML declaration mandatory?
4. How do I comment out an XML line?
5. What is XML comments in C#?
6. What are XML comments in C#?
7. What is a comment in C#?
8. What are the types of comment in C# with examples?
9. What is a comment in XML?
10. Why was XML introduced?

Tags

1. #declaration
2. #value
3. #standalone
4. #order
5. #these
6. #attributes
7. #syntactically
8. #within
9. #attribute
10. #mandatory
11. #optional
12. #encoding
13. #fixed
14. #three
15. #version
16. #pairs
17. #identical