How do I know if I have JDK installed Windows 7?

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Tags

1. #advanced
2. #installed
3. #version
4. #there
5. #check
6. #prompt
7. #command
8. #program
9. #features
10. #control
11. #panel
12. #start
13. #system
14. #correctly
15. #listed
16. #variables
17. #environment