What is BDD testing in agile?

Related questions

1. What is Gherkin language?
2. What is scenario in BDD?
3. What is cucumber in software testing?
4. What is difference between BDD and TDD?
5. What is the main difference between BDD and TDD?
6. Does BDD replace unit tests?
7. What is BDD approach in testing?
8. What is the difference between BDD and TDD?
9. What are the principles of BDD?
10. What's the difference between TDD and BDD?

Tags

1. #problem
2. #engineering
3. #especially
4. #considered
5. #practice
6. #software
7. #solve
8. #complex
9. #effective
10. #driven
11. #behavior
12. #space
13. #process
14. #emerged
15. #development
16. #business
17. #technical