What is bom in character encoding?

Related questions

1. What characters are utf8?
2. Is Python a Unicode string?
3. How do you use Unicode?
4. Is UTF 8 same as Ascii?
5. What is BOM code?
6. What does decode () do in Python?
7. What is encoding in Python?
8. What is Unicode error in Python?
9. Why BOM is required?
10. What is SIG utf8?

Tags

1. #allows
2. #sequence
3. #guess
4. #being
5. #normally
6. #signal
7. #bytes
8. #start
9. #stream
10. #unnecessary
11. #reliably
12. #since
13. #encoded
14. #irrelevant
15. #encoding
16. #reader
17. #endianness