Which is better Hadoop or spark?

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Tags

1. #means
2. #processing
3. #strictly
4. #whereas
5. #doesn
6. #mapreduce
7. #example
8. #computing
9. #spark
10. #entire
11. #hadoop
12. #filesystem
13. #ecosystem
14. #cluster
15. #based
16. #framework
17. #which
18. #distributed
19. #memory
20. #competes