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1 | Top 60 Unit testing Interview Questions by LambdaTest |
2 | What is unit testing, and why is it important in software development? |
3 | What are the benefits of unit testing? |
4 | What are the different types of unit testing? |
5 | What is a test case, and what are the elements of a good test case? |
6 | What is the difference between a test plan and a test case? |
7 | What are some common unit testing frameworks? |
8 | What is code coverage, and why is it important in unit testing? |
9 | What is mutation testing, and how is it different from code coverage? |
10 | What is test-driven development (TDD)? |
11 | What is behavior-driven development (BDD)? |
12 | What unit testing tools are available ? |
13 | What is NUnit, and how is it used in unit testing? |
14 | What is JUnit, and how is it used in unit testing? |
15 | What is MSTest, and how is it used in unit testing? |
16 | What is xUnit.net, and how is it used in unit testing? |
17 | What is mocking, and how is it used in unit testing? |
18 | What is dependency injection, and how is it used in unit testing? |
19 | What is code smell, and how can it be detected using unit testing? |
20 | What is refactoring, and how is it related to unit testing? |
21 | What is code coverage, and how can it be used to improve unit testing? |
22 | What are some best practices for writing effective unit tests? |
23 | What is the Arrange-Act-Assert pattern, and how is it used in unit testing? |
24 | What is the Single Responsibility Principle, and how does it apply to unit testing? |
25 | What is the Open/Closed Principle, and how does it apply to unit testing? |
26 | What is the Liskov Substitution Principle, and how does it apply to unit testing? |
27 | What are some common challenges faced while performing unit testing? |
28 | How do you deal with legacy code that has not been unit tested? |
29 | What is test maintenance, and how do you ensure that your unit tests are maintained? |
30 | What is the difference between integration testing and unit testing, and how do you decide which one to use? |
31 | What are some common mistakes that developers make while performing unit testing? |
32 | What is Agile development, and how does it relate to unit testing? |
33 | What is Continuous Integration, and how does it relate to unit testing? |
34 | What is Continuous Delivery, and how does it relate to unit testing? |
35 | What is Continuous Deployment, and how does it relate to unit testing? |
36 | What is DevOps, and how does it relate to unit testing? |
37 | What is the role of unit testing in a DevOps environment? |
38 | What is Continuous Testing, and how does it relate to unit testing? |
39 | What is the importance of test automation in a DevOps environment? |
40 | How do you ensure that your unit tests are effective in a team environment? |
41 | What is Pair Programming, and how does it relate to unit testing? |
42 | How do you ensure that your unit tests are readable and maintainable by other team members? |
43 | What is Code Review, and how does it relate to unit testing? |
44 | What are some common unit testing metrics, and how are they used? |
45 | What is the difference between code coverage and test coverage? |
46 | What is mutation score, and how is it used in unit testing? |
47 | What is cyclomatic complexity, and how is it related to unit testing? |
48 | What are some unit testing frameworks available for different programming languages? |
49 | What are the differences in unit testing practices between different programming languages? |
50 | How do you write effective unit tests for dynamically typed programming languages? |
51 | What are some best practices for unit testing with functional programming languages? |
52 | How do you write effective unit tests for database-related code? |
53 | What is test data, and how is it used in unit testing with databases? |
54 | What is database mocking, and how is it used in unit testing? |
55 | How do you ensure data consistency while performing unit testing with databases? |
56 | How do you write effective unit tests for APIs? |
57 | What is API mocking, and how is it used in unit testing? |
58 | What are some common challenges faced while performing unit testing with APIs? |
59 | How do you ensure API versioning while performing unit testing? |
60 | What are some best practices for unit testing mobile applications? |
61 | What are some common challenges faced while performing unit testing for mobile applications? |