What is performance testing in QA?

Related questions

1. Is LoadRunner open source tool?
2. How use JMeter load testing?
3. Does JMeter require coding?
4. Does performance testing require coding?
5. How do I start Apache JMeter?
6. What is meant by JMeter?
7. Is JMeter free tool?
8. Which is better loadrunner vs JMeter?
9. Is JMeter a Java based tool?
10. What is JMeter testing tool?

Tags

1. #performance
2. #testing
3. #software
4. #computer
5. #limited
6. #tests
7. #speed
8. #stability
9. #workload
10. #quantitative
11. #production
12. #under
13. #process
14. #program
15. #environment
16. #scenarios
17. #responsiveness
18. #involve
19. #network
20. #occur
21. #device
22. #determining