Software Testing







Interview Questions for Software Testers: 

Test Automation interview questions:

1. what automating testing tools are you familiar with?
2. How did you use automating testing tools in your job?
3. Describe some problem that you had with automating testing tool.
4. How do you plan test automation?
5. Can test automation improve test effectiveness?
6. What is data - driven automation?
7. What are the main attributes of test automation?
8. Does automation replace manual testing?
9. How will you choose a tool for test automation?
10. How you will evaluate the tool for test automation?
11. What are main benefits of test automation?
12. What could go wrong with test automation?
13. How you will describe testing activities?
14. What testing activities you may want to automate?
15. Describe common problems of test automation.
16. What types of scripting techniques for test automation do you know?
17. What are principles of good testing scripts for automation?
18. What tools are available for support of testing during software development life cycle?
19. Can the activities of test case design be automated?
20. What are the limitations of automating software testing?
21. What skills needed to be a good test automator?
22. How to find that tools work well with your existing system?
23. Describe some problem that you had with automating testing tool.
24. What are the main attributes of test automation?
25. What testing activities you may want to automate in a project?
26. How to find that tools work well with your existing system?
27. What are some of the common misconceptions during implementation of an automated testing tool for the first time?






WinRunner interview questions

1. Give one line answer about WinRunner?
2. How do you define WinRunner on your own?
3. WinRunner is suitable for which type of applications?
4. What are all the types of applications WinRunner can use?
5. What's the WinRunner version number you used for your applications?
6. What are all the different types of recordings available in WinRunner?
7. When do you go for Context Sensitive and Analog recordings? What's the difference between them?
8. What are all the Limitations & Advantages of WinRunner?
9. Where you find that you can't use WinRunner for automation?
10. What's the types application you working on using WinRunner?
11. What's your comfort level in using WinRunner?
12. What is meant by Synchronization? How do you implement it in WinRunner?
13. What is meant by Check points? Types of Check points? In what situation will you use it?
14. What are all the different platforms that WinRunner can be used?
15. Any knowledge of Test Director?
16. Difference between WinRunner and Test Director?
17. What databases can Test Director reside on?
18. Explain the project tree in Test Director.
19. Advantages of WinRunner over other market tools silk, robot etc.?
20. How does Winrunner identify GUI Objects?
21. What's the use of GUI Map Editor?
22. Winrunner GUI map modes?
23. What are the two GUI Map modes available in WinRunner?
24. What is the use of rapid test script wizard?
25. How will you synchronize tests using WinRunner? When should you synchronize? Synchronize settings?
26. How do you check GUI objects?
27. How do you check a bitmap?
28. What is meant by GUI Spy?
29. Besides Record and Replay what else can be done using WinRunner?
30. What are different types of running a test?
31. When do you use Verify/Debug/Update Modes?
32 When do you use Break Points?
33. What is Toggle Break Points? How it differ from Break points?
34. What's Step and Step into?
35. What's the role of GUI Map Editor? (Its connects logical name in the script to the physical attributes of the object in the GUI Map Editor).
36. What is meant by Function Generator? (F7).
37. How do you load GUI Map Editor?
38. What is injector in load runner?
39. What is TSL? What 4GL is it similar too?
40. How do you program tests with TSL?
41. How do you invoke an application using TSL?
42. What is Module? What's Compiled Module?
43. Explain data parameterization in WinRunner.
44. What is User Define Functions? What are all the different types of User
45. What is Function? Types of Functions?
46. Defined Functions available in WinRunner?
47. Name a couple of standard web function found in the function generator? And explain their purpose.
48. Where do you use Private/Public function in your script?
49. How do you forcibly capture an Object using WinRunner (when WinRunner not able identify it)?
50. Can you test DB using WinRunner?
51. What are all the different DB that WinRunner can support?
52. How do you set a Query to get/fetch data from the DB?
53. How TSL looks like?
54. What are all the default codes WinRunner will generates when you start an application?
55. What are the other codes you can write/call with in TSL? 56. What are all the different languages can be called using TSL in between the scripts?
57. How do you handle an Exception in WinRunner?
58. Types of Exception available in WinRunner?
59. How do you define an Exception for complete application or for a particular function?
60. How do you run tests on a new version of WinRunner?
61. What are data driven tests & How Do you create it in WinRunner?
62. What's the File Format used in Data Table?
63. How do you link a Data Table in your script?
64. How do you read text from an application?
65. What is a batch test? How do you program a batch test?
66. What happens when user interface changes?
67. Does load testing possible using WinRunner?
68. Does WinRunner help you in web testing?
69. How do you manage test data, test result?
70. Questions on TSL: How to generate Functions?
71. Running tests from the command line?
72. Explain WinRunner Testing Modes?
73. Have you completed the CPS exam? Which one?
74. Write a short compiled module which selects random numbers; and what function is used to call your customized compiled module?
75. What's the purpose of the wrun.ini file?
All the answers to these questions are given in the WinRunner User Guide (PDF)& WinRunner Tutorial (PDF) which comes along with WinRunner License Version.

1. Is automation (or testing) a label for other problems?
No = 15 points
2. Are testers trying to use automation to prove their prowess?
No = 10 points
3. Can testability features be added to the product code?
Yes = 10 points
4. Do testers and developers work cooperatively and with mutual respect?
Yes = 15 points
5. Is automation is developed on an iterative basis?
Yes = 10 points
6. Have you defined the requirements and success criteria for automation?
Yes = 15 points
7. Are you open to different concepts of what test automation can mean?
Yes = 10 points
8. Is test automation lead by someone with an understanding of both programming
And testing?
Yes = 15 points



Load Testing interview questions: 

1. What criteria would you use to select Web transactions for 
Load testing?
2. For what purpose are virtual users created?
3. Why it is recommended to add verification checks to your
 All your scenarios?
4. In what situation would you want to parameterize a 
Text verification check?
5. Why do you need to parameterize fields in your virtual user script?
6. What are the reasons why parameterization is necessary when
 Load testing  the Web server and the database server?
7.How can data caching have a negative effect on load testing results?
8.What usually indicates that your virtual user script has
 dynamic data that is dependent on you parameterized fields?
9.What are the benefits of creating multiple actions within 
any virtual user script?
10. What is a Load Test Results Summary Report?





General interview questions:

1. What types of documents would you need for QA, QC, and Testing?
2. What did you include in a test plan?
3. Describe any bug you remember.
4. What is the purpose of the testing?
5. What do you like (not like) in this job?
6. What is QA (quality assurance)?
7. What is the difference between QA and testing?
8. How do you scope, organize, and execute a test project?
9. What is the role of QA in a development project?
10. What is the role of QA in a company that produces software?
11. Define quality for me as you understand it
12. Describe to me the difference between validation and verification.
13. Describe to me what you see as a process. Not a particular process, just the basics of having a process.
14. Describe to me when you would consider employing a failure mode and effect analysis.
15. Describe to me the Software Development Life Cycle as you would define it.
16. What are the properties of a good requirement?
17. How do you differentiate the roles of Quality Assurance Manager and Project Manager?
18. Tell me about any quality efforts you have overseen or implemented. Describe some of the challenges you faced and how you overcame them.
19. How do you deal with environments that are hostile to quality change efforts?
20. In general, how do you see automation fitting into the overall process of testing?
21. How do you promote the concept of phase containment and defect prevention?
22. If you come onboard, give me a general idea of what your first overall tasks will be as far as starting a quality effort.
23. What kinds of testing have you done?
24. Have you ever created a test plan?
25. Have you ever written test cases or did you just execute those written by others?
26. What did your base your test cases?
27. How do you determine what to test?
28. How do you decide when you have 'tested enough?'
29. How do you test if you have minimal or no documentation about the product?
30. Describe me to the basic elements you put in a defect report?
31. How do you perform regression testing?
32. At what stage of the life cycle does testing begin in your opinion?
33. How do you analyze your test results? What metrics do you try to provide?
34. Realising you won't be able to test everything - how do you decide what to test first?
35. Where do you get your expected results?
36. If automating - what is your process for determining what to automate and in what order?
37. In the past, I have been asked to verbally start mapping out a test plan for a common situation, such as an ATM. The interviewer might say, "Just thinking out loud, if you were tasked to test an ATM, what items might you test plan include?" These type questions are not meant to be answered conclusively, but it is a good way for the interviewer to see how you approach the task.
38. If you're given a program that will average student grades, what kinds of inputs would you use?
39. Tell me about the best bug you ever found.
40. What made you pick testing over another career?
41. What is the exact difference between Integration & System testing, give me examples with your project.
42. How did you go about testing a project?
43. When should testing start in a project? Why?
44. How do you go about testing a web application?
45. Difference between Black & White box testing
46. What is Configuration management? Tools used?
47. What do you plan to become after say 2-5yrs (Ex: QA Manager, Why?)
48. Would you like to work in a team or alone, why?
49. Give me 5 strong & weak points of yours
50. Why do you want to join our company?
51. When should testing be stopped?
52. What sort of things would you put down in a bug report?
53. Who in the company is responsible for Quality?
54. Who defines quality?
55. What is an equivalence class?
56. Is a "A fast database retrieval rate" a testable requirement?
57. Should we test every possible combination/scenario for a program?
58. What criteria do you use when determining when to automate a test or leave it manual?
59. When do you start developing your automation tests?
60. Discuss what test metrics you feel are important to publish an organization?
61. In case anybody cares, here are the questions that I will be asking:
62. Describe the role that QA plays in the software lifecycle.
63. What should Development require of QA?
64. What should QA require of Development?
65. How would you define a "bug?"
66. Give me an example of the best and worst experiences you've had with QA.
67. How does unit testing play a role in the development / software lifecycle?
68. Explain some techniques for developing software components with respect to testability.
69. Describe a past experience with implementing a test harness in the development of software.
70. Have you ever worked with QA in developing test tools? Explain the participation Development should have with QA in leveraging such test tools for QA use.
71. Give me some examples of how you have participated in Integration Testing.
72. How would you describe the involvement you have had with the bug-fix cycle between Development and QA?
72. What is unit testing?
73. Describe your personal software development process.
74. How do you know when your code has met specifications?
75. How do you know your code has met specifications when there are no specifications?
76. Describe your experiences with code analyzers.
77. How do you feel about cyclomatic complexity?
78. Who should test your code?
79.How do you survive chaos?
80. What processes/methodologies are you familiar with?
81. What type of documents would you need for QA/QC/Testing?
82. How can you use technology to solve problem?
83. What type of metrics would you use?
84. How to find that tools work well with your existing system?
85. What automated tools are you familiar with?
86. How well you work with a team?
87. How would you ensure 100% coverage of testing?
88. How would you build a test team?
89. What problem you have right now or in the past? How you solved it?
90. What you will do during the first day of job?
91. What would you like to do five years from now?
92. Tell me about the worst boss you've ever had.
93. What are your greatest weaknesses?
94. What are your strengths?
95. What is a successful product?
96. What do you like about Windows?
97. What is good code?
98. Who is Kent Beck, Dr Grace Hopper, Dennis Ritchie?
99. What are basic, core, practises for a QA specialist?
100. What do you like about QA?
101. What has not worked well in your previous QA experience and what would you change?
102. How you will begin to improve the QA process?
103. What is the difference between QA and QC?
104. What is UML and how to use it for testing?
105. What is CMM and CMMI? What is the difference?
106. What do you like about computers?
107. Do you have a favourite QA book? More than one? Which ones? And why.
108. What is the responsibility of programmers vs QA?
109.What are the properties of a good requirement?
110.Ho to do test if we have minimal or no documentation about the product?
111.What are all the basic elements in a defect report?
112.Is an "A fast database retrieval rate" a testable requirement?
113.Why should you care about objects and object-oriented testing?
114. What does 100% statement coverage mean?
115. How do you perform configuration management with typical revision control systems?
116. What is code coverage?
117. What types of code coverage do you know?
118. What tools can be used for code coverage analysis?
119. Is any graph is used for code coverage analysis?
120. At what stage of the development cycle software errors are least costly to correct?
121. What can you tell about the project if during testing you found 80 bugs in it?
122. How to monitor test progress?
123. Describe a few reasons that a bug might not be fixed.