What is the difference between a name node and a DataNode in HDFS?

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Tags

1. #brief
2. #between
3. #stores
4. #metadata
5. #datanode
6. #controls
7. #nodes
8. #difference
9. #manages
10. #single
11. #namenode
12. #hadoop
13. #multiple
14. #actual
15. #slave
16. #master
17. #system
18. #instructed
19. #while