𝗠𝗼𝘀𝘁 𝗤𝗔 𝗶𝗻𝘁𝗲𝗿𝘃𝗶𝗲𝘄𝗲𝗿𝘀 𝗲𝘃𝗮𝗹𝘂𝗮𝘁𝗲 𝗰𝗮𝗻𝗱𝗶𝗱𝗮𝘁𝗲𝘀 𝘁𝗵𝗿𝗼𝘂𝗴𝗵 𝗱𝗲𝗳𝗲𝗰𝘁, 𝗰𝗼𝗺𝗺𝘂𝗻𝗶𝗰𝗮𝘁𝗶𝗼𝗻, 𝗮𝗻𝗱 𝘃𝗮𝗹𝗶𝗱𝗮𝘁𝗶𝗼𝗻 𝘀𝗰𝗲𝗻𝗮𝗿𝗶𝗼𝘀.

1. You raised a bug but the developer rejects it. How do you justify the defect?
2. You missed a test case and a bug leaked to production. What would you do next?
3. How do you test if the login process takes too long but eventually succeeds?
4. How do you test when an API returns partial data and the UI becomes unresponsive?
5. You found three related bugs. Would you report them separately or combine them? Why?
6. The system is slow, but there are no consistent steps to reproduce the issue. What is your approach?
7. Two modules are dependent on each other, but one module is not ready. How do you proceed with testing?
8. You found a bug but cannot reproduce it consistently. How would you handle it?
9. The developer says, “It’s working on my machine.” What would you verify?
10. How do you ensure all negative scenarios are covered for a form?
11. How would you validate UI, data, compatibility, and edge-case scenarios?
12. The login page works on Chrome but fails on Safari. What would you check?
13. You need to test a payment gateway, but no real card is available. What is your testing strategy?
14. How would you test file upload functionality for a 100 MB file?
15. How would you test OTP functionality when the SMS service is unstable?
16. The search feature returns different results each time. How would you validate it?
17. You need to verify 10,000 data records, but the application loads only 2,000 at a time. What would you do?
18. How would you test a calculator application if the requirements are missing?
19. A bug occurs only during peak traffic. How would you capture and investigate it?
20. UI alignment breaks only on certain screen resolutions. How would you test and debug it?
21. You need to verify application logs, but you don’t have log access. What would be your approach?