What is the difference between use case diagram and activity diagram?

Related questions

1. What is Ooad state diagram?
2. What is the use of state chart diagram?
3. What are the components of use case diagrams?
4. What is meant by component diagram in UML?
5. What is the difference between UML and DFD diagrams?
6. What is timing diagram?
7. What is the use of state transition diagram?
8. What is state diagram in flip flop?
9. What is the purpose of state transition diagram?
10. What is the utility of state transition diagram?

Tags

1. #these
2. #classes
3. #activities
4. #behaviour
5. #sequence
6. #using
7. #activity
8. #diagram
9. #behaviours
10. #represents
11. #between
12. #identify
13. #interaction
14. #difference
15. #objects
16. #there
17. #cases
18. #diagrams
19. #according
20. #system