30 TOP QA Testing Interview Questions and Answers pdf free download

QA interview questions and answers for freshers and experienced pdf

1. How to know that we have to use which tool for this project? 
2. What is the difference between web, window, desktop and client server application testing? 
3. What is Agile Development Processes? 
4. What is the difference between test case and test data? 
5. Explain Agile Development Processes? 
6. What is Change Request? 
7. How to write the test cases for history of chat? 
8. What is Context Driven Testing in Agile Method? 
9. Tell me In which of the software testing phase is QA involved & QC not involved? 
10. Explain insurance project modules,and what we need to test on which functionality? 
11. What is difference between QA, QC and Software Testing?
12. When to start QA in a project?
13. What are verification and validation and difference between these two?
14. What is difference between Smoke testing and Sanity Testing?
15. What is destructive testing, and what are its benefits?
16. What is Testware?
17. What is difference between Retesting and Regression testing?
18. Explain bug life cycle.
19. What is severity and priority of bug? Give some example.
20. What are the common problems with software automation?
21. What is the role of QA in a project development?
22. What is ‘Software Quality Assurance’?
23. What is the difference between build and release?
24. What are the key challenges of software testing?
25. Why you choose automated testing over manual testing?
26. What is the basis for choosing the SDLC model for development of software?
27. Explain bug leakage and bug release.
28. What is regression testing?
29. What is data driven testing?
30. What is alpha and beta testing?