What should I learn for automation testing?

Related questions

1. How fast can I learn selenium?
2. What are the disadvantages of selenium?
3. Which selenium components helps with perfomance testing?
4. Can we do API testing using Selenium?
5. Is Selenium testing tool easy to learn?
6. What is UFT in testing?
7. Does Selenium support standalone applications?
8. How does Selenium testing tool work?
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1. #languages
2. #coded
3. #automation
4. #webdriver
5. #programming
6. #tutorials
7. #tools
8. #testing
9. #video
10. #nunit
11. #watching
12. #automated
13. #selenium
14. #studio
15. #learn
16. #different
17. #visual
18. #python