Why do we use WebDriver in selenium?

Related questions

1. How long will it take to learn selenium WebDriver?
2. What is latest version of selenium?
3. What is the difference between selenium and selenium WebDriver?
4. Is Selenium WebDriver a tool?
5. What is System setProperty in selenium WebDriver?
6. What is POM model in selenium?
7. What is meant by selenium WebDriver?
8. What Does Selenium Server do?
9. Why do we need selenium WebDriver?
10. What is selenium and why selenium?

Tags

1. #using
2. #expected
3. #application
4. #selenium
5. #browsers
6. #firefox
7. #applications
8. #description
9. #verify
10. #chrome
11. #works
12. #automate
13. #however
14. #testing
15. #webdriver
16. #supports
17. #safari