What is agile and waterfall?

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Tags

1. #method
2. #allows
3. #development
4. #which
5. #considered
6. #projects
7. #rigid
8. #completed
9. #times
10. #waterfall
11. #software
12. #flexible
13. #planning
14. #structured
15. #project
16. #requirements
17. #different
18. #quite
19. #agile
20. #initial
21. #methodology
22. #changes
23. #collection