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Blackbox testing interview questions

116 questions. Tap “Show answer” to check yourself.

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  1. What is white box testing and what is black box testing

  2. Testing scenario on "Malfunctioning of LIFT"

  3. When would you choose bottom up methodology?

  4. What is difference between BVA and Equivalence Partitioning ?can u explain BVA for three digits?

  5. Difference between Black box and White box testing?

  6. Design a black box test suite for a program that accepts two strings and checks if the first string is a substring of the second string and displays the number of times the first string occurs in the second string.

  7. Explian about boundary value analysis with an example ?

  8. Expain Equivalence Class Partion with an Example?

  9. What is difference between boundary value analysis and Equivalnce partioning?

  10. Give examples of boundary value and equivalence partitioning test cases.

  11. What is equivalence class partition?

  12. Black Box testing attempts to find errors in which of thefollwing categories1)Incorrect or missing functions2) Interface errors3)Performence errors?

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  14. How to write test cases for boundary value analysis andequality partitioning?

  15. What is the Technique followed to test Login Screen(Web)BVA or Equivalent Partition why?

  16. Can any 1 tell me what is front-end testing & what isback-end testing with example ?

  17. What is the main purpose of having Equivalence Class Particition & Boundary value analysis in Testing?

  18. What is black box testing, and what are the methods for BBTplz explain it

  19. What is Equivalence Partitioning and Boundary Value Analysis. Is Boundary Value is subset of Equivalence Partitioning??

  20. How to write integration test cases? And as a black box tester do we write integrated test cases and how?

  21. What is equivalence partition? what is the use of it?

  22. Equivalence class partitioning techniques used in system testing or not

  23. What is Integration Testing?What is Bottom Up & Top Down Testing?What actually the Stub & Driver is?Explain me giving practical example?

  24. Define exception handling?

  25. Why learn equivalence partitioning?

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  27. What is the Difference between Project and Product Testing?What difference you have observed while testing the Clint/Server application and web server application

  28. Define depth testing.

  29. What are the Advantages & Disadvantages of Bottom-Up Testing?

  30. Define exploratory testing.

  31. What is Boundary value analysis?

  32. What is Bottom-up Testing & Explain its Process?

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