1. What is Collections in Java?
2. How many listeners are there in TestNG?
3. What is the difference between String, String buffer and String builder?
4. What are REST API status codes?
5. How do you schedule a job in Jenkins for midnight?
6. Write a code to move all zeros to the beginning of this array: `{6, 8, 7, 0, 5, 0, 3, 0}`.
7. What are the differences between Python and Java?
8. How do you validate a JSON schema?
9. What is Karate framework?
10. How can you reduce the runtime of an automation test?
11. How do you rerun failed test cases in TestNG?
12. What are the new features in Java 8?
13. What is a Lambda expression in Java?
14. How do you schedule a Jenkins job for midnight?
