How reliable is TCP?

Related questions

1. Is UDP used?
2. What is the function of UDP?
3. Why is TCP Reliable and UDP unreliable protocol?
4. Why UDP is not reliable?
5. Is multicast TCP or UDP?
6. Why is UDP connection less?
7. Why TCP is reliable protocol?
8. When would you use UDP?
9. Why checksum is used in UDP?
10. Why is UDP connectionless?

Tags

1. #these
2. #duplicated
3. #damaged
4. #recover
5. #correct
6. #returned
7. #described
8. #protocol
9. #provides
10. #segments
11. #attempts
12. #requires
13. #recovery
14. #message
15. #reliability
16. #after
17. #order
18. #transmitting
19. #errors
20. #because
21. #acknowledge
22. #reliable
23. #received
24. #their