What is the difference between Functional and Technical
bugs? Give an example for each.




Answers were Sorted based on User's Feedback



Answer / janki

Functional Bugs : Bugs found when Testing the Functionality of the AUT.
Technical bugs: Related to Communication which AUT makes.Like H/W,DB ! where these could not be connected properly

Is This Answer Correct ?    16 Yes 0 No

Answer / varshab

Functional bugs are related to functionality of application
whereas technical bugs are associated with technical issues
in application.Below are examples for each type of bug.

Functional bugs: 1)As per SRS Gross Salary = Salary in hand
+HRA+DA though in application Gross Salary is calculated by
applying some other formula.
2)As per SRS students who has scored percentile more than 69
should be grade as "Distinction" however after processing
grades of students ,students who has scored percentile less
than 69 are also confer distinction grade.

Technical bugs : 1)Application is not compatible with
windows vista OS.
2)Website is not working with Mozilla browser.

Is This Answer Correct ?    17 Yes 1 No

Answer / ranjan chakraborty

Functional Bugs : Bugs found when Testing the Functionality
of the AUT.
Functional bugs are related to functionality of application

Technical bugs: Related to Communication which AUT
makes.Like H/W,DB ! where these could not be connected properly.
technical bugs are associated with technical issues
.Application is not compatible with
windows vista OS.

Is This Answer Correct ?    3 Yes 0 No




Answer / jamshaid

Functioal bugs are those, which occur during the complete
testing process, while, acceptance, system and regression
testing. Actually, we have to verify the flow of action and
if flow of action is incorrect or incosistent, then we have
to report the issues

Is This Answer Correct ?    5 Yes 7 No

Post New Answer



More Manual Testing Interview Questions

What is V-model and explain

2 Answers   Cap Gemini,


What is Database normalisation

3 Answers  


is programming knowledge is necessary for testing

3 Answers  


what is bug life cycle? (Asked in Zensar Hyderabad today(17-1-12010))

5 Answers   Zensar,


How to do test if we have minimal or no documentation about the product?

4 Answers   3i Infotech,






Hai, Can anybody tell me what is test scenarios and how to write test scenarios, pls give me one example.

13 Answers   TCS,


What does the scope contain in a test plan

1 Answers  


what is test case review?

3 Answers   Zenith,


Generally which software development model is used in project based companies?

1 Answers  


What is Test Condition. what is test scenario.

3 Answers   Logica CMG,


what are the add-ins needed to test .net and c# projects?

1 Answers  


What is an equivalence class?

3 Answers  






Categories