Are replicated to allow failover in MongoDB?

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Tags

1. #handle
2. #multiple
3. #across
4. #nodes
5. #number
6. #mongodb
7. #dynamically
8. #servers
9. #replica
10. #redundancy
11. #space
12. #automated
13. #provides
14. #maximise
15. #centres
16. #balance
17. #failover
18. #sharding
19. #queries
20. #exists
21. #allow
22. #distribution