What is the use of Jenkins in DevOps?

Related questions

1. What is Docker image in Jenkins?
2. How do I run a docker container in Jenkins?
3. Is Jenkins have a capability of notification mechanism?
4. How do I run a Jenkins server?
5. Can Jenkins be used for deployment?
6. What is difference between Jenkins and Docker?

Tags

1. #written
2. #built
3. #fresh
4. #software
5. #project
6. #continuous
7. #developers
8. #integrate
9. #source
10. #integration
11. #build
12. #projects
13. #continuously
14. #changes
15. #purpose
16. #automation
17. #easier
18. #obtain
19. #making
20. #plugins
21. #jenkins
22. #users