What is difference between SingleOrDefault and FirstOrDefault?

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Tags

1. #first
2. #difference
3. #firstordefault
4. #exception
5. #potentially
6. #records
7. #default
8. #singleordefault
9. #assumes
10. #multiple
11. #result
12. #returns
13. #contains
14. #thrown
15. #single
16. #exists
17. #semantical
18. #there