How do I know if Java Web Start is installed?

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Tags

1. #download
2. #general
3. #panel
4. #about
5. #number
6. #first
7. #install
8. #panels
9. #button
10. #should
11. #select
12. #click
13. #control
14. #installed
15. #located
16. #windows
17. #build
18. #check